2013502820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{22229}}^1$

素因数の和:22892

約数の個数: 48

約数和(自身を含む): 4840093440

約数和(自身を除く): 2826590620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 1294, 2588, 3235, 4529, 6470, 9058, 12940, 18116, 22229, 22645, 44458, 45290, 88916, 90580, 111145, 155603, 222290, 311206, 444580, 622412, 778015, 1556030, 3112060, 14382163, 28764326, 57528652, 71910815, 100675141, 143821630, 201350282, 287643260, 402700564, 503375705, 1006751410, 2013502820]

約数ペア:

[(1, 2013502820), (2, 1006751410), (4, 503375705), (5, 402700564), (7, 287643260), (10, 201350282), (14, 143821630), (20, 100675141), (28, 71910815), (35, 57528652), (70, 28764326), (140, 14382163), (647, 3112060), (1294, 1556030), (2588, 778015), (3235, 622412), (4529, 444580), (6470, 311206), (9058, 222290), (12940, 155603), (18116, 111145), (22229, 90580), (22645, 88916), (44458, 45290)]