30719390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12476

約数の個数: 32

約数和(自身を含む): 62687520

約数和(自身を除く): 31968130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12437, 24874, 62185, 124370, 161681, 236303, 323362, 472606, 808405, 1181515, 1616810, 2363030, 3071939, 6143878, 15359695, 30719390]

約数ペア:

[(1, 30719390), (2, 15359695), (5, 6143878), (10, 3071939), (13, 2363030), (19, 1616810), (26, 1181515), (38, 808405), (65, 472606), (95, 323362), (130, 236303), (190, 161681), (247, 124370), (494, 62185), (1235, 24874), (2470, 12437)]