20252600

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{773}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 47508120

約数和(自身を除く): 27255520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 773, 1048, 1310, 1546, 2620, 3092, 3275, 3865, 5240, 6184, 6550, 7730, 13100, 15460, 19325, 26200, 30920, 38650, 77300, 101263, 154600, 202526, 405052, 506315, 810104, 1012630, 2025260, 2531575, 4050520, 5063150, 10126300, 20252600]

約数ペア:

[(1, 20252600), (2, 10126300), (4, 5063150), (5, 4050520), (8, 2531575), (10, 2025260), (20, 1012630), (25, 810104), (40, 506315), (50, 405052), (100, 202526), (131, 154600), (200, 101263), (262, 77300), (524, 38650), (655, 30920), (773, 26200), (1048, 19325), (1310, 15460), (1546, 13100), (2620, 7730), (3092, 6550), (3275, 6184), (3865, 5240)]