54081980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4650

約数の個数: 48

約数和(自身を含む): 123432960

約数和(自身を除く): 69350980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 4591, 5890, 9182, 11780, 18364, 22955, 45910, 87229, 91820, 142321, 174458, 284642, 348916, 436145, 569284, 711605, 872290, 1423210, 1744580, 2704099, 2846420, 5408198, 10816396, 13520495, 27040990, 54081980]

約数ペア:

[(1, 54081980), (2, 27040990), (4, 13520495), (5, 10816396), (10, 5408198), (19, 2846420), (20, 2704099), (31, 1744580), (38, 1423210), (62, 872290), (76, 711605), (95, 569284), (124, 436145), (155, 348916), (190, 284642), (310, 174458), (380, 142321), (589, 91820), (620, 87229), (1178, 45910), (2356, 22955), (2945, 18364), (4591, 11780), (5890, 9182)]