10002980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 22955520

約数和(自身を除く): 12952540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 487, 790, 974, 1027, 1580, 1948, 2054, 2435, 4108, 4870, 5135, 6331, 9740, 10270, 12662, 20540, 25324, 31655, 38473, 63310, 76946, 126620, 153892, 192365, 384730, 500149, 769460, 1000298, 2000596, 2500745, 5001490, 10002980]

約数ペア:

[(1, 10002980), (2, 5001490), (4, 2500745), (5, 2000596), (10, 1000298), (13, 769460), (20, 500149), (26, 384730), (52, 192365), (65, 153892), (79, 126620), (130, 76946), (158, 63310), (260, 38473), (316, 31655), (395, 25324), (487, 20540), (790, 12662), (974, 10270), (1027, 9740), (1580, 6331), (1948, 5135), (2054, 4870), (2435, 4108)]