55530920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2418

約数の個数: 64

約数和(自身を含む): 135820800

約数和(自身を除く): 80289880

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, 2356, 2357, 2945, 4712, 4714, 5890, 9428, 11780, 11785, 18856, 23560, 23570, 44783, 47140, 73067, 89566, 94280, 146134, 179132, 223915, 292268, 358264, 365335, 447830, 584536, 730670, 895660, 1388273, 1461340, 1791320, 2776546, 2922680, 5553092, 6941365, 11106184, 13882730, 27765460, 55530920]

約数ペア:

[(1, 55530920), (2, 27765460), (4, 13882730), (5, 11106184), (8, 6941365), (10, 5553092), (19, 2922680), (20, 2776546), (31, 1791320), (38, 1461340), (40, 1388273), (62, 895660), (76, 730670), (95, 584536), (124, 447830), (152, 365335), (155, 358264), (190, 292268), (248, 223915), (310, 179132), (380, 146134), (589, 94280), (620, 89566), (760, 73067), (1178, 47140), (1240, 44783), (2356, 23570), (2357, 23560), (2945, 18856), (4712, 11785), (4714, 11780), (5890, 9428)]