2019776790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{21503}}^1$

素因数の和:21645

約数の個数: 64

約数和(自身を含む): 5053612032

約数和(自身を除く): 3033835242

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 101, 155, 186, 202, 303, 310, 465, 505, 606, 930, 1010, 1515, 3030, 3131, 6262, 9393, 15655, 18786, 21503, 31310, 43006, 46965, 64509, 93930, 107515, 129018, 215030, 322545, 645090, 666593, 1333186, 1999779, 2171803, 3332965, 3999558, 4343606, 6515409, 6665930, 9998895, 10859015, 13030818, 19997790, 21718030, 32577045, 65154090, 67325893, 134651786, 201977679, 336629465, 403955358, 673258930, 1009888395, 2019776790]

約数ペア:

[(1, 2019776790), (2, 1009888395), (3, 673258930), (5, 403955358), (6, 336629465), (10, 201977679), (15, 134651786), (30, 67325893), (31, 65154090), (62, 32577045), (93, 21718030), (101, 19997790), (155, 13030818), (186, 10859015), (202, 9998895), (303, 6665930), (310, 6515409), (465, 4343606), (505, 3999558), (606, 3332965), (930, 2171803), (1010, 1999779), (1515, 1333186), (3030, 666593), (3131, 645090), (6262, 322545), (9393, 215030), (15655, 129018), (18786, 107515), (21503, 93930), (31310, 64509), (43006, 46965)]