3898471460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{189799}}^1$

素因数の和:189900

約数の個数: 48

約数和(自身を含む): 8928192000

約数和(自身を除く): 5029720540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 189799, 379598, 759196, 948995, 1897990, 2467387, 3795980, 4934774, 9869548, 12336935, 14994121, 24673870, 29988242, 49347740, 59976484, 74970605, 149941210, 194923573, 299882420, 389847146, 779694292, 974617865, 1949235730, 3898471460]

約数ペア:

[(1, 3898471460), (2, 1949235730), (4, 974617865), (5, 779694292), (10, 389847146), (13, 299882420), (20, 194923573), (26, 149941210), (52, 74970605), (65, 59976484), (79, 49347740), (130, 29988242), (158, 24673870), (260, 14994121), (316, 12336935), (395, 9869548), (790, 4934774), (1027, 3795980), (1580, 2467387), (2054, 1897990), (4108, 948995), (5135, 759196), (10270, 379598), (20540, 189799)]