54225820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7951}}^1$

素因数の和:8002

約数の個数: 48

約数和(自身を含む): 128249856

約数和(自身を除く): 74024036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 7951, 15902, 31804, 39755, 79510, 87461, 159020, 174922, 246481, 349844, 437305, 492962, 874610, 985924, 1232405, 1749220, 2464810, 2711291, 4929620, 5422582, 10845164, 13556455, 27112910, 54225820]

約数ペア:

[(1, 54225820), (2, 27112910), (4, 13556455), (5, 10845164), (10, 5422582), (11, 4929620), (20, 2711291), (22, 2464810), (31, 1749220), (44, 1232405), (55, 985924), (62, 874610), (110, 492962), (124, 437305), (155, 349844), (220, 246481), (310, 174922), (341, 159020), (620, 87461), (682, 79510), (1364, 39755), (1705, 31804), (3410, 15902), (6820, 7951)]