20008909530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{554417}}^1$

素因数の和:554831

約数の個数: 48

約数和(自身を含む): 52152992424

約数和(自身を除く): 32144082894

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 802, 1203, 2005, 2406, 3609, 4010, 6015, 7218, 12030, 18045, 36090, 554417, 1108834, 1663251, 2772085, 3326502, 4989753, 5544170, 8316255, 9979506, 16632510, 24948765, 49897530, 222321217, 444642434, 666963651, 1111606085, 1333927302, 2000890953, 2223212170, 3334818255, 4001781906, 6669636510, 10004454765, 20008909530]

約数ペア:

[(1, 20008909530), (2, 10004454765), (3, 6669636510), (5, 4001781906), (6, 3334818255), (9, 2223212170), (10, 2000890953), (15, 1333927302), (18, 1111606085), (30, 666963651), (45, 444642434), (90, 222321217), (401, 49897530), (802, 24948765), (1203, 16632510), (2005, 9979506), (2406, 8316255), (3609, 5544170), (4010, 4989753), (6015, 3326502), (7218, 2772085), (12030, 1663251), (18045, 1108834), (36090, 554417)]