2889278480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3283271}}^1$

素因数の和:3283295

約数の個数: 40

約数和(自身を含む): 7328263104

約数和(自身を除く): 4438984624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3283271, 6566542, 13133084, 16416355, 26266168, 32832710, 36115981, 52532336, 65665420, 72231962, 131330840, 144463924, 180579905, 262661680, 288927848, 361159810, 577855696, 722319620, 1444639240, 2889278480]

約数ペア:

[(1, 2889278480), (2, 1444639240), (4, 722319620), (5, 577855696), (8, 361159810), (10, 288927848), (11, 262661680), (16, 180579905), (20, 144463924), (22, 131330840), (40, 72231962), (44, 65665420), (55, 52532336), (80, 36115981), (88, 32832710), (110, 26266168), (176, 16416355), (220, 13133084), (440, 6566542), (880, 3283271)]