30911820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{761}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 86794848

約数和(自身を除く): 55883028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 677, 761, 1354, 1522, 2031, 2283, 2708, 3044, 3385, 3805, 4062, 4566, 6770, 7610, 8124, 9132, 10155, 11415, 13540, 15220, 20310, 22830, 40620, 45660, 515197, 1030394, 1545591, 2060788, 2575985, 3091182, 5151970, 6182364, 7727955, 10303940, 15455910, 30911820]

約数ペア:

[(1, 30911820), (2, 15455910), (3, 10303940), (4, 7727955), (5, 6182364), (6, 5151970), (10, 3091182), (12, 2575985), (15, 2060788), (20, 1545591), (30, 1030394), (60, 515197), (677, 45660), (761, 40620), (1354, 22830), (1522, 20310), (2031, 15220), (2283, 13540), (2708, 11415), (3044, 10155), (3385, 9132), (3805, 8124), (4062, 7610), (4566, 6770)]