20184162560

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{3301}}^1$

素因数の和:3620

約数の個数: 144

約数和(自身を含む): 51389078832

約数和(自身を除く): 31204916272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 281, 320, 340, 544, 562, 640, 680, 1088, 1124, 1280, 1360, 1405, 2176, 2248, 2720, 2810, 3301, 4352, 4496, 4777, 5440, 5620, 6602, 8992, 9554, 10880, 11240, 13204, 16505, 17984, 19108, 21760, 22480, 23885, 26408, 33010, 35968, 38216, 44960, 47770, 52816, 56117, 66020, 71936, 76432, 89920, 95540, 105632, 112234, 132040, 152864, 179840, 191080, 211264, 224468, 264080, 280585, 305728, 359680, 382160, 422528, 448936, 528160, 561170, 611456, 764320, 845056, 897872, 927581, 1056320, 1122340, 1222912, 1528640, 1795744, 1855162, 2112640, 2244680, 3057280, 3591488, 3710324, 4225280, 4489360, 4637905, 6114560, 7182976, 7420648, 8978720, 9275810, 14365952, 14841296, 15768877, 17957440, 18551620, 29682592, 31537754, 35914880, 37103240, 59365184, 63075508, 71829760, 74206480, 78844385, 118730368, 126151016, 148412960, 157688770, 237460736, 252302032, 296825920, 315377540, 504604064, 593651840, 630755080, 1009208128, 1187303680, 1261510160, 2018416256, 2523020320, 4036832512, 5046040640, 10092081280, 20184162560]

約数ペア:

[(1, 20184162560), (2, 10092081280), (4, 5046040640), (5, 4036832512), (8, 2523020320), (10, 2018416256), (16, 1261510160), (17, 1187303680), (20, 1009208128), (32, 630755080), (34, 593651840), (40, 504604064), (64, 315377540), (68, 296825920), (80, 252302032), (85, 237460736), (128, 157688770), (136, 148412960), (160, 126151016), (170, 118730368), (256, 78844385), (272, 74206480), (281, 71829760), (320, 63075508), (340, 59365184), (544, 37103240), (562, 35914880), (640, 31537754), (680, 29682592), (1088, 18551620), (1124, 17957440), (1280, 15768877), (1360, 14841296), (1405, 14365952), (2176, 9275810), (2248, 8978720), (2720, 7420648), (2810, 7182976), (3301, 6114560), (4352, 4637905), (4496, 4489360), (4777, 4225280), (5440, 3710324), (5620, 3591488), (6602, 3057280), (8992, 2244680), (9554, 2112640), (10880, 1855162), (11240, 1795744), (13204, 1528640), (16505, 1222912), (17984, 1122340), (19108, 1056320), (21760, 927581), (22480, 897872), (23885, 845056), (26408, 764320), (33010, 611456), (35968, 561170), (38216, 528160), (44960, 448936), (47770, 422528), (52816, 382160), (56117, 359680), (66020, 305728), (71936, 280585), (76432, 264080), (89920, 224468), (95540, 211264), (105632, 191080), (112234, 179840), (132040, 152864)]