20000610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 40652190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 53, 63, 70, 90, 105, 106, 126, 159, 210, 265, 315, 318, 371, 477, 530, 599, 630, 742, 795, 954, 1113, 1198, 1590, 1797, 1855, 2226, 2385, 2995, 3339, 3594, 3710, 4193, 4770, 5391, 5565, 5990, 6678, 8386, 8985, 10782, 11130, 12579, 16695, 17970, 20965, 25158, 26955, 31747, 33390, 37737, 41930, 53910, 62895, 63494, 75474, 95241, 125790, 158735, 188685, 190482, 222229, 285723, 317470, 377370, 444458, 476205, 571446, 666687, 952410, 1111145, 1333374, 1428615, 2000061, 2222290, 2857230, 3333435, 4000122, 6666870, 10000305, 20000610]

約数ペア:

[(1, 20000610), (2, 10000305), (3, 6666870), (5, 4000122), (6, 3333435), (7, 2857230), (9, 2222290), (10, 2000061), (14, 1428615), (15, 1333374), (18, 1111145), (21, 952410), (30, 666687), (35, 571446), (42, 476205), (45, 444458), (53, 377370), (63, 317470), (70, 285723), (90, 222229), (105, 190482), (106, 188685), (126, 158735), (159, 125790), (210, 95241), (265, 75474), (315, 63494), (318, 62895), (371, 53910), (477, 41930), (530, 37737), (599, 33390), (630, 31747), (742, 26955), (795, 25158), (954, 20965), (1113, 17970), (1198, 16695), (1590, 12579), (1797, 11130), (1855, 10782), (2226, 8985), (2385, 8386), (2995, 6678), (3339, 5990), (3594, 5565), (3710, 5391), (4193, 4770)]