21577450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 43390080

約数和(自身を除く): 21812630

約数列:

[1, 2, 5, 10, 23, 25, 29, 46, 50, 58, 115, 145, 230, 290, 575, 647, 667, 725, 1150, 1294, 1334, 1450, 3235, 3335, 6470, 6670, 14881, 16175, 16675, 18763, 29762, 32350, 33350, 37526, 74405, 93815, 148810, 187630, 372025, 431549, 469075, 744050, 863098, 938150, 2157745, 4315490, 10788725, 21577450]

約数ペア:

[(1, 21577450), (2, 10788725), (5, 4315490), (10, 2157745), (23, 938150), (25, 863098), (29, 744050), (46, 469075), (50, 431549), (58, 372025), (115, 187630), (145, 148810), (230, 93815), (290, 74405), (575, 37526), (647, 33350), (667, 32350), (725, 29762), (1150, 18763), (1294, 16675), (1334, 16175), (1450, 14881), (3235, 6670), (3335, 6470)]