1555364820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{13723}}^1$

素因数の和:15624

約数の個数: 48

約数和(自身を含む): 4357644480

約数和(自身を除く): 2802279660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1889, 3778, 5667, 7556, 9445, 11334, 13723, 18890, 22668, 27446, 28335, 37780, 41169, 54892, 56670, 68615, 82338, 113340, 137230, 164676, 205845, 274460, 411690, 823380, 25922747, 51845494, 77768241, 103690988, 129613735, 155536482, 259227470, 311072964, 388841205, 518454940, 777682410, 1555364820]

約数ペア:

[(1, 1555364820), (2, 777682410), (3, 518454940), (4, 388841205), (5, 311072964), (6, 259227470), (10, 155536482), (12, 129613735), (15, 103690988), (20, 77768241), (30, 51845494), (60, 25922747), (1889, 823380), (3778, 411690), (5667, 274460), (7556, 205845), (9445, 164676), (11334, 137230), (13723, 113340), (18890, 82338), (22668, 68615), (27446, 56670), (28335, 54892), (37780, 41169)]