1809090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{20101}}^1$

素因数の和:20114

約数の個数: 24

約数和(自身を含む): 4703868

約数和(自身を除く): 2894778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 20101, 40202, 60303, 100505, 120606, 180909, 201010, 301515, 361818, 603030, 904545, 1809090]

約数ペア:

[(1, 1809090), (2, 904545), (3, 603030), (5, 361818), (6, 301515), (9, 201010), (10, 180909), (15, 120606), (18, 100505), (30, 60303), (45, 40202), (90, 20101)]