20102570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3470

約数の個数: 32

約数和(自身を含む): 39329280

約数和(自身を除く): 19226710

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 3413, 5890, 6826, 17065, 34130, 64847, 105803, 129694, 211606, 324235, 529015, 648470, 1058030, 2010257, 4020514, 10051285, 20102570]

約数ペア:

[(1, 20102570), (2, 10051285), (5, 4020514), (10, 2010257), (19, 1058030), (31, 648470), (38, 529015), (62, 324235), (95, 211606), (155, 129694), (190, 105803), (310, 64847), (589, 34130), (1178, 17065), (2945, 6826), (3413, 5890)]