339917240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653687}}^1$

素因数の和:653711

約数の個数: 32

約数和(自身を含む): 823646880

約数和(自身を除く): 483729640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 653687, 1307374, 2614748, 3268435, 5229496, 6536870, 8497931, 13073740, 16995862, 26147480, 33991724, 42489655, 67983448, 84979310, 169958620, 339917240]

約数ペア:

[(1, 339917240), (2, 169958620), (4, 84979310), (5, 67983448), (8, 42489655), (10, 33991724), (13, 26147480), (20, 16995862), (26, 13073740), (40, 8497931), (52, 6536870), (65, 5229496), (104, 3268435), (130, 2614748), (260, 1307374), (520, 653687)]