390754130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{130687}}^1$

素因数の和:130730

約数の個数: 32

約数和(自身を含む): 790401024

約数和(自身を除く): 399646894

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 130687, 261374, 653435, 1306870, 1698931, 3005801, 3397862, 6011602, 8494655, 15029005, 16989310, 30058010, 39075413, 78150826, 195377065, 390754130]

約数ペア:

[(1, 390754130), (2, 195377065), (5, 78150826), (10, 39075413), (13, 30058010), (23, 16989310), (26, 15029005), (46, 8494655), (65, 6011602), (115, 3397862), (130, 3005801), (230, 1698931), (299, 1306870), (598, 653435), (1495, 261374), (2990, 130687)]