7680640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 20049120

約数和(自身を除く): 12368480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1091, 1408, 1760, 2182, 3520, 4364, 5455, 7040, 8728, 10910, 12001, 17456, 21820, 24002, 34912, 43640, 48004, 60005, 69824, 87280, 96008, 120010, 139648, 174560, 192016, 240020, 349120, 384032, 480040, 698240, 768064, 960080, 1536128, 1920160, 3840320, 7680640]

約数ペア:

[(1, 7680640), (2, 3840320), (4, 1920160), (5, 1536128), (8, 960080), (10, 768064), (11, 698240), (16, 480040), (20, 384032), (22, 349120), (32, 240020), (40, 192016), (44, 174560), (55, 139648), (64, 120010), (80, 96008), (88, 87280), (110, 69824), (128, 60005), (160, 48004), (176, 43640), (220, 34912), (320, 24002), (352, 21820), (440, 17456), (640, 12001), (704, 10910), (880, 8728), (1091, 7040), (1408, 5455), (1760, 4364), (2182, 3520)]