3618520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 8280720

約数和(自身を除く): 4662200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1483, 2440, 2966, 5932, 7415, 11864, 14830, 29660, 59320, 90463, 180926, 361852, 452315, 723704, 904630, 1809260, 3618520]

約数ペア:

[(1, 3618520), (2, 1809260), (4, 904630), (5, 723704), (8, 452315), (10, 361852), (20, 180926), (40, 90463), (61, 59320), (122, 29660), (244, 14830), (305, 11864), (488, 7415), (610, 5932), (1220, 2966), (1483, 2440)]