1819360

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 4381776

約数和(自身を除く): 2562416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 137, 160, 166, 274, 332, 415, 548, 664, 685, 830, 1096, 1328, 1370, 1660, 2192, 2656, 2740, 3320, 4384, 5480, 6640, 10960, 11371, 13280, 21920, 22742, 45484, 56855, 90968, 113710, 181936, 227420, 363872, 454840, 909680, 1819360]

約数ペア:

[(1, 1819360), (2, 909680), (4, 454840), (5, 363872), (8, 227420), (10, 181936), (16, 113710), (20, 90968), (32, 56855), (40, 45484), (80, 22742), (83, 21920), (137, 13280), (160, 11371), (166, 10960), (274, 6640), (332, 5480), (415, 4384), (548, 3320), (664, 2740), (685, 2656), (830, 2192), (1096, 1660), (1328, 1370)]