30362540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 69172320

約数和(自身を除く): 38809780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 691, 845, 1382, 1690, 2197, 2764, 3380, 3455, 4394, 6910, 8788, 8983, 10985, 13820, 17966, 21970, 35932, 43940, 44915, 89830, 116779, 179660, 233558, 467116, 583895, 1167790, 1518127, 2335580, 3036254, 6072508, 7590635, 15181270, 30362540]

約数ペア:

[(1, 30362540), (2, 15181270), (4, 7590635), (5, 6072508), (10, 3036254), (13, 2335580), (20, 1518127), (26, 1167790), (52, 583895), (65, 467116), (130, 233558), (169, 179660), (260, 116779), (338, 89830), (676, 44915), (691, 43940), (845, 35932), (1382, 21970), (1690, 17966), (2197, 13820), (2764, 10985), (3380, 8983), (3455, 8788), (4394, 6910)]