40742560

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1709}}^1$

素因数の和:1873

約数の個数: 48

約数和(自身を含む): 96957000

約数和(自身を除く): 56214440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 1709, 2384, 2980, 3418, 4768, 5960, 6836, 8545, 11920, 13672, 17090, 23840, 27344, 34180, 54688, 68360, 136720, 254641, 273440, 509282, 1018564, 1273205, 2037128, 2546410, 4074256, 5092820, 8148512, 10185640, 20371280, 40742560]

約数ペア:

[(1, 40742560), (2, 20371280), (4, 10185640), (5, 8148512), (8, 5092820), (10, 4074256), (16, 2546410), (20, 2037128), (32, 1273205), (40, 1018564), (80, 509282), (149, 273440), (160, 254641), (298, 136720), (596, 68360), (745, 54688), (1192, 34180), (1490, 27344), (1709, 23840), (2384, 17090), (2980, 13672), (3418, 11920), (4768, 8545), (5960, 6836)]