15774460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{359}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 35985600

約数和(自身を除く): 20211140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 359, 676, 718, 845, 1436, 1690, 1795, 2197, 3380, 3590, 4394, 4667, 7180, 8788, 9334, 10985, 18668, 21970, 23335, 43940, 46670, 60671, 93340, 121342, 242684, 303355, 606710, 788723, 1213420, 1577446, 3154892, 3943615, 7887230, 15774460]

約数ペア:

[(1, 15774460), (2, 7887230), (4, 3943615), (5, 3154892), (10, 1577446), (13, 1213420), (20, 788723), (26, 606710), (52, 303355), (65, 242684), (130, 121342), (169, 93340), (260, 60671), (338, 46670), (359, 43940), (676, 23335), (718, 21970), (845, 18668), (1436, 10985), (1690, 9334), (1795, 8788), (2197, 7180), (3380, 4667), (3590, 4394)]