61979140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{773}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 137833920

約数和(自身を除く): 75854780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 773, 844, 1055, 1546, 2110, 3092, 3865, 4009, 4220, 7730, 8018, 14687, 15460, 16036, 20045, 29374, 40090, 58748, 73435, 80180, 146870, 163103, 293740, 326206, 652412, 815515, 1631030, 3098957, 3262060, 6197914, 12395828, 15494785, 30989570, 61979140]

約数ペア:

[(1, 61979140), (2, 30989570), (4, 15494785), (5, 12395828), (10, 6197914), (19, 3262060), (20, 3098957), (38, 1631030), (76, 815515), (95, 652412), (190, 326206), (211, 293740), (380, 163103), (422, 146870), (773, 80180), (844, 73435), (1055, 58748), (1546, 40090), (2110, 29374), (3092, 20045), (3865, 16036), (4009, 15460), (4220, 14687), (7730, 8018)]