247486460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12049}}^1$

素因数の和:12150

約数の個数: 48

約数和(自身を含む): 566832000

約数和(自身を除く): 319345540

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, 12049, 20540, 24098, 48196, 60245, 120490, 156637, 240980, 313274, 626548, 783185, 951871, 1566370, 1903742, 3132740, 3807484, 4759355, 9518710, 12374323, 19037420, 24748646, 49497292, 61871615, 123743230, 247486460]

約数ペア:

[(1, 247486460), (2, 123743230), (4, 61871615), (5, 49497292), (10, 24748646), (13, 19037420), (20, 12374323), (26, 9518710), (52, 4759355), (65, 3807484), (79, 3132740), (130, 1903742), (158, 1566370), (260, 951871), (316, 783185), (395, 626548), (790, 313274), (1027, 240980), (1580, 156637), (2054, 120490), (4108, 60245), (5135, 48196), (10270, 24098), (12049, 20540)]