154022920

素因数分解:

$2^3\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{3491}}^1$

素因数の和:4605

約数の個数: 32

約数和(自身を含む): 346965120

約数和(自身を除く): 192942200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1103, 2206, 3491, 4412, 5515, 6982, 8824, 11030, 13964, 17455, 22060, 27928, 34910, 44120, 69820, 139640, 3850573, 7701146, 15402292, 19252865, 30804584, 38505730, 77011460, 154022920]

約数ペア:

[(1, 154022920), (2, 77011460), (4, 38505730), (5, 30804584), (8, 19252865), (10, 15402292), (20, 7701146), (40, 3850573), (1103, 139640), (2206, 69820), (3491, 44120), (4412, 34910), (5515, 27928), (6982, 22060), (8824, 17455), (11030, 13964)]