30786310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 56795904

約数和(自身を除く): 26009594

約数列:

[1, 2, 5, 10, 71, 131, 142, 262, 331, 355, 655, 662, 710, 1310, 1655, 3310, 9301, 18602, 23501, 43361, 46505, 47002, 86722, 93010, 117505, 216805, 235010, 433610, 3078631, 6157262, 15393155, 30786310]

約数ペア:

[(1, 30786310), (2, 15393155), (5, 6157262), (10, 3078631), (71, 433610), (131, 235010), (142, 216805), (262, 117505), (331, 93010), (355, 86722), (655, 47002), (662, 46505), (710, 43361), (1310, 23501), (1655, 18602), (3310, 9301)]