30020120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57731}}^1$

素因数の和:57755

約数の個数: 32

約数和(自身を含む): 72742320

約数和(自身を除く): 42722200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57731, 115462, 230924, 288655, 461848, 577310, 750503, 1154620, 1501006, 2309240, 3002012, 3752515, 6004024, 7505030, 15010060, 30020120]

約数ペア:

[(1, 30020120), (2, 15010060), (4, 7505030), (5, 6004024), (8, 3752515), (10, 3002012), (13, 2309240), (20, 1501006), (26, 1154620), (40, 750503), (52, 577310), (65, 461848), (104, 288655), (130, 230924), (260, 115462), (520, 57731)]