41088640

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 107712000

約数和(自身を除く): 66623360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 109, 124, 128, 152, 155, 160, 190, 218, 248, 304, 310, 320, 380, 436, 496, 545, 589, 608, 620, 640, 760, 872, 992, 1090, 1178, 1216, 1240, 1520, 1744, 1984, 2071, 2180, 2356, 2432, 2480, 2945, 3040, 3379, 3488, 3968, 4142, 4360, 4712, 4960, 5890, 6080, 6758, 6976, 8284, 8720, 9424, 9920, 10355, 11780, 12160, 13516, 13952, 16568, 16895, 17440, 18848, 19840, 20710, 23560, 27032, 33136, 33790, 34880, 37696, 41420, 47120, 54064, 64201, 66272, 67580, 69760, 75392, 82840, 94240, 108128, 128402, 132544, 135160, 165680, 188480, 216256, 256804, 265088, 270320, 321005, 331360, 376960, 432512, 513608, 540640, 642010, 662720, 1027216, 1081280, 1284020, 1325440, 2054432, 2162560, 2568040, 4108864, 5136080, 8217728, 10272160, 20544320, 41088640]

約数ペア:

[(1, 41088640), (2, 20544320), (4, 10272160), (5, 8217728), (8, 5136080), (10, 4108864), (16, 2568040), (19, 2162560), (20, 2054432), (31, 1325440), (32, 1284020), (38, 1081280), (40, 1027216), (62, 662720), (64, 642010), (76, 540640), (80, 513608), (95, 432512), (109, 376960), (124, 331360), (128, 321005), (152, 270320), (155, 265088), (160, 256804), (190, 216256), (218, 188480), (248, 165680), (304, 135160), (310, 132544), (320, 128402), (380, 108128), (436, 94240), (496, 82840), (545, 75392), (589, 69760), (608, 67580), (620, 66272), (640, 64201), (760, 54064), (872, 47120), (992, 41420), (1090, 37696), (1178, 34880), (1216, 33790), (1240, 33136), (1520, 27032), (1744, 23560), (1984, 20710), (2071, 19840), (2180, 18848), (2356, 17440), (2432, 16895), (2480, 16568), (2945, 13952), (3040, 13516), (3379, 12160), (3488, 11780), (3968, 10355), (4142, 9920), (4360, 9424), (4712, 8720), (4960, 8284), (5890, 6976), (6080, 6758)]