30740060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 70108416

約数和(自身を除く): 39368356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 863, 1370, 1726, 1781, 2740, 3452, 3562, 4315, 7124, 8630, 8905, 11219, 17260, 17810, 22438, 35620, 44876, 56095, 112190, 118231, 224380, 236462, 472924, 591155, 1182310, 1537003, 2364620, 3074006, 6148012, 7685015, 15370030, 30740060]

約数ペア:

[(1, 30740060), (2, 15370030), (4, 7685015), (5, 6148012), (10, 3074006), (13, 2364620), (20, 1537003), (26, 1182310), (52, 591155), (65, 472924), (130, 236462), (137, 224380), (260, 118231), (274, 112190), (548, 56095), (685, 44876), (863, 35620), (1370, 22438), (1726, 17810), (1781, 17260), (2740, 11219), (3452, 8905), (3562, 8630), (4315, 7124)]