20205630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{487}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 52756704

約数和(自身を除く): 32551074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 461, 487, 922, 974, 1383, 1461, 2305, 2435, 2766, 2922, 4149, 4383, 4610, 4870, 6915, 7305, 8298, 8766, 13830, 14610, 20745, 21915, 41490, 43830, 224507, 449014, 673521, 1122535, 1347042, 2020563, 2245070, 3367605, 4041126, 6735210, 10102815, 20205630]

約数ペア:

[(1, 20205630), (2, 10102815), (3, 6735210), (5, 4041126), (6, 3367605), (9, 2245070), (10, 2020563), (15, 1347042), (18, 1122535), (30, 673521), (45, 449014), (90, 224507), (461, 43830), (487, 41490), (922, 21915), (974, 20745), (1383, 14610), (1461, 13830), (2305, 8766), (2435, 8298), (2766, 7305), (2922, 6915), (4149, 4870), (4383, 4610)]