30790370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 59996160

約数和(自身を除く): 29205790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 991, 1195, 1982, 2390, 3107, 4955, 6214, 9910, 12883, 15535, 25766, 31070, 64415, 128830, 236849, 473698, 1184245, 2368490, 3079037, 6158074, 15395185, 30790370]

約数ペア:

[(1, 30790370), (2, 15395185), (5, 6158074), (10, 3079037), (13, 2368490), (26, 1184245), (65, 473698), (130, 236849), (239, 128830), (478, 64415), (991, 31070), (1195, 25766), (1982, 15535), (2390, 12883), (3107, 9910), (4955, 6214)]