11328640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 28005120

約数和(自身を除く): 16676480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 571, 620, 640, 992, 1142, 1240, 1984, 2284, 2480, 2855, 3968, 4568, 4960, 5710, 9136, 9920, 11420, 17701, 18272, 19840, 22840, 35402, 36544, 45680, 70804, 73088, 88505, 91360, 141608, 177010, 182720, 283216, 354020, 365440, 566432, 708040, 1132864, 1416080, 2265728, 2832160, 5664320, 11328640]

約数ペア:

[(1, 11328640), (2, 5664320), (4, 2832160), (5, 2265728), (8, 1416080), (10, 1132864), (16, 708040), (20, 566432), (31, 365440), (32, 354020), (40, 283216), (62, 182720), (64, 177010), (80, 141608), (124, 91360), (128, 88505), (155, 73088), (160, 70804), (248, 45680), (310, 36544), (320, 35402), (496, 22840), (571, 19840), (620, 18272), (640, 17701), (992, 11420), (1142, 9920), (1240, 9136), (1984, 5710), (2284, 4960), (2480, 4568), (2855, 3968)]