30926740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6997}}^1$

素因数の和:7036

約数の個数: 48

約数和(自身を含む): 74066832

約数和(自身を除く): 43140092

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, 6997, 13994, 27988, 34985, 69970, 90961, 118949, 139940, 181922, 237898, 363844, 454805, 475796, 594745, 909610, 1189490, 1546337, 1819220, 2378980, 3092674, 6185348, 7731685, 15463370, 30926740]

約数ペア:

[(1, 30926740), (2, 15463370), (4, 7731685), (5, 6185348), (10, 3092674), (13, 2378980), (17, 1819220), (20, 1546337), (26, 1189490), (34, 909610), (52, 594745), (65, 475796), (68, 454805), (85, 363844), (130, 237898), (170, 181922), (221, 139940), (260, 118949), (340, 90961), (442, 69970), (884, 34985), (1105, 27988), (2210, 13994), (4420, 6997)]