55389560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 80085640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2351, 2356, 2945, 4702, 4712, 5890, 9404, 11755, 11780, 18808, 23510, 23560, 44669, 47020, 72881, 89338, 94040, 145762, 178676, 223345, 291524, 357352, 364405, 446690, 583048, 728810, 893380, 1384739, 1457620, 1786760, 2769478, 2915240, 5538956, 6923695, 11077912, 13847390, 27694780, 55389560]

約数ペア:

[(1, 55389560), (2, 27694780), (4, 13847390), (5, 11077912), (8, 6923695), (10, 5538956), (19, 2915240), (20, 2769478), (31, 1786760), (38, 1457620), (40, 1384739), (62, 893380), (76, 728810), (95, 583048), (124, 446690), (152, 364405), (155, 357352), (190, 291524), (248, 223345), (310, 178676), (380, 145762), (589, 94040), (620, 89338), (760, 72881), (1178, 47020), (1240, 44669), (2351, 23560), (2356, 23510), (2945, 18808), (4702, 11780), (4712, 11755), (5890, 9404)]