22749740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5147}}^1$

素因数の和:5186

約数の個数: 48

約数和(自身を含む): 54486432

約数和(自身を除く): 31736692

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 5147, 10294, 20588, 25735, 51470, 66911, 87499, 102940, 133822, 174998, 267644, 334555, 349996, 437495, 669110, 874990, 1137487, 1338220, 1749980, 2274974, 4549948, 5687435, 11374870, 22749740]

約数ペア:

[(1, 22749740), (2, 11374870), (4, 5687435), (5, 4549948), (10, 2274974), (13, 1749980), (17, 1338220), (20, 1137487), (26, 874990), (34, 669110), (52, 437495), (65, 349996), (68, 334555), (85, 267644), (130, 174998), (170, 133822), (221, 102940), (260, 87499), (340, 66911), (442, 51470), (884, 25735), (1105, 20588), (2210, 10294), (4420, 5147)]