39798180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221101}}^1$

素因数の和:221116

約数の個数: 36

約数和(自身を含む): 120721692

約数和(自身を除く): 80923512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221101, 442202, 663303, 884404, 1105505, 1326606, 1989909, 2211010, 2653212, 3316515, 3979818, 4422020, 6633030, 7959636, 9949545, 13266060, 19899090, 39798180]

約数ペア:

[(1, 39798180), (2, 19899090), (3, 13266060), (4, 9949545), (5, 7959636), (6, 6633030), (9, 4422020), (10, 3979818), (12, 3316515), (15, 2653212), (18, 2211010), (20, 1989909), (30, 1326606), (36, 1105505), (45, 884404), (60, 663303), (90, 442202), (180, 221101)]