31180730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14369}}^1$

素因数の和:14414

約数の個数: 32

約数和(自身を含む): 66216960

約数和(自身を除く): 35036230

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 14369, 28738, 71845, 100583, 143690, 201166, 445439, 502915, 890878, 1005830, 2227195, 3118073, 4454390, 6236146, 15590365, 31180730]

約数ペア:

[(1, 31180730), (2, 15590365), (5, 6236146), (7, 4454390), (10, 3118073), (14, 2227195), (31, 1005830), (35, 890878), (62, 502915), (70, 445439), (155, 201166), (217, 143690), (310, 100583), (434, 71845), (1085, 28738), (2170, 14369)]