28716970

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 53032320

約数和(自身を除く): 24315350

約数列:

[1, 2, 5, 10, 61, 122, 179, 263, 305, 358, 526, 610, 895, 1315, 1790, 2630, 10919, 16043, 21838, 32086, 47077, 54595, 80215, 94154, 109190, 160430, 235385, 470770, 2871697, 5743394, 14358485, 28716970]

約数ペア:

[(1, 28716970), (2, 14358485), (5, 5743394), (10, 2871697), (61, 470770), (122, 235385), (179, 160430), (263, 109190), (305, 94154), (358, 80215), (526, 54595), (610, 47077), (895, 32086), (1315, 21838), (1790, 16043), (2630, 10919)]