12519260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 28576800

約数和(自身を除く): 16057540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 269, 358, 538, 716, 895, 1076, 1345, 1790, 2327, 2690, 3497, 3580, 4654, 5380, 6994, 9308, 11635, 13988, 17485, 23270, 34970, 46540, 48151, 69940, 96302, 192604, 240755, 481510, 625963, 963020, 1251926, 2503852, 3129815, 6259630, 12519260]

約数ペア:

[(1, 12519260), (2, 6259630), (4, 3129815), (5, 2503852), (10, 1251926), (13, 963020), (20, 625963), (26, 481510), (52, 240755), (65, 192604), (130, 96302), (179, 69940), (260, 48151), (269, 46540), (358, 34970), (538, 23270), (716, 17485), (895, 13988), (1076, 11635), (1345, 9308), (1790, 6994), (2327, 5380), (2690, 4654), (3497, 3580)]