40018030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307831}}^1$

素因数の和:307851

約数の個数: 16

約数和(自身を含む): 77573664

約数和(自身を除く): 37555634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 307831, 615662, 1539155, 3078310, 4001803, 8003606, 20009015, 40018030]

約数ペア:

[(1, 40018030), (2, 20009015), (5, 8003606), (10, 4001803), (13, 3078310), (26, 1539155), (65, 615662), (130, 307831)]