71310940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 153538560

約数和(自身を除く): 82227620

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 223, 236, 271, 295, 446, 542, 590, 892, 1084, 1115, 1180, 1355, 2230, 2710, 4460, 5420, 13157, 15989, 26314, 31978, 52628, 60433, 63956, 65785, 79945, 120866, 131570, 159890, 241732, 263140, 302165, 319780, 604330, 1208660, 3565547, 7131094, 14262188, 17827735, 35655470, 71310940]

約数ペア:

[(1, 71310940), (2, 35655470), (4, 17827735), (5, 14262188), (10, 7131094), (20, 3565547), (59, 1208660), (118, 604330), (223, 319780), (236, 302165), (271, 263140), (295, 241732), (446, 159890), (542, 131570), (590, 120866), (892, 79945), (1084, 65785), (1115, 63956), (1180, 60433), (1355, 52628), (2230, 31978), (2710, 26314), (4460, 15989), (5420, 13157)]