2021094780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{13267}}^1$

素因数の和:15818

約数の個数: 48

約数和(自身を含む): 5661720960

約数和(自身を除く): 3640626180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2539, 5078, 7617, 10156, 12695, 13267, 15234, 25390, 26534, 30468, 38085, 39801, 50780, 53068, 66335, 76170, 79602, 132670, 152340, 159204, 199005, 265340, 398010, 796020, 33684913, 67369826, 101054739, 134739652, 168424565, 202109478, 336849130, 404218956, 505273695, 673698260, 1010547390, 2021094780]

約数ペア:

[(1, 2021094780), (2, 1010547390), (3, 673698260), (4, 505273695), (5, 404218956), (6, 336849130), (10, 202109478), (12, 168424565), (15, 134739652), (20, 101054739), (30, 67369826), (60, 33684913), (2539, 796020), (5078, 398010), (7617, 265340), (10156, 199005), (12695, 159204), (13267, 152340), (15234, 132670), (25390, 79602), (26534, 76170), (30468, 66335), (38085, 53068), (39801, 50780)]