34881820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 76382208

約数和(自身を除く): 41500388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 443, 508, 620, 635, 886, 1270, 1772, 2215, 2540, 3937, 4430, 7874, 8860, 13733, 15748, 19685, 27466, 39370, 54932, 56261, 68665, 78740, 112522, 137330, 225044, 274660, 281305, 562610, 1125220, 1744091, 3488182, 6976364, 8720455, 17440910, 34881820]

約数ペア:

[(1, 34881820), (2, 17440910), (4, 8720455), (5, 6976364), (10, 3488182), (20, 1744091), (31, 1125220), (62, 562610), (124, 281305), (127, 274660), (155, 225044), (254, 137330), (310, 112522), (443, 78740), (508, 68665), (620, 56261), (635, 54932), (886, 39370), (1270, 27466), (1772, 19685), (2215, 15748), (2540, 13733), (3937, 8860), (4430, 7874)]