12707840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 32727240

約数和(自身を除く): 20019400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 80, 85, 128, 136, 146, 160, 170, 256, 272, 292, 320, 340, 365, 512, 544, 584, 640, 680, 730, 1024, 1088, 1168, 1241, 1280, 1360, 1460, 2048, 2176, 2336, 2482, 2560, 2720, 2920, 4352, 4672, 4964, 5120, 5440, 5840, 6205, 8704, 9344, 9928, 10240, 10880, 11680, 12410, 17408, 18688, 19856, 21760, 23360, 24820, 34816, 37376, 39712, 43520, 46720, 49640, 74752, 79424, 87040, 93440, 99280, 149504, 158848, 174080, 186880, 198560, 317696, 373760, 397120, 635392, 747520, 794240, 1270784, 1588480, 2541568, 3176960, 6353920, 12707840]

約数ペア:

[(1, 12707840), (2, 6353920), (4, 3176960), (5, 2541568), (8, 1588480), (10, 1270784), (16, 794240), (17, 747520), (20, 635392), (32, 397120), (34, 373760), (40, 317696), (64, 198560), (68, 186880), (73, 174080), (80, 158848), (85, 149504), (128, 99280), (136, 93440), (146, 87040), (160, 79424), (170, 74752), (256, 49640), (272, 46720), (292, 43520), (320, 39712), (340, 37376), (365, 34816), (512, 24820), (544, 23360), (584, 21760), (640, 19856), (680, 18688), (730, 17408), (1024, 12410), (1088, 11680), (1168, 10880), (1241, 10240), (1280, 9928), (1360, 9344), (1460, 8704), (2048, 6205), (2176, 5840), (2336, 5440), (2482, 5120), (2560, 4964), (2720, 4672), (2920, 4352)]