555732980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{2549}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 1274918400

約数和(自身を除く): 719185420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 991, 1982, 2549, 3964, 4955, 5098, 9910, 10196, 10901, 12745, 19820, 21802, 25490, 28039, 43604, 50980, 54505, 56078, 109010, 112156, 140195, 218020, 280390, 560780, 2526059, 5052118, 10104236, 12630295, 25260590, 27786649, 50521180, 55573298, 111146596, 138933245, 277866490, 555732980]

約数ペア:

[(1, 555732980), (2, 277866490), (4, 138933245), (5, 111146596), (10, 55573298), (11, 50521180), (20, 27786649), (22, 25260590), (44, 12630295), (55, 10104236), (110, 5052118), (220, 2526059), (991, 560780), (1982, 280390), (2549, 218020), (3964, 140195), (4955, 112156), (5098, 109010), (9910, 56078), (10196, 54505), (10901, 50980), (12745, 43604), (19820, 28039), (21802, 25490)]