4928690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 9870336

約数和(自身を除く): 4941646

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 1223, 2015, 2446, 4030, 6115, 12230, 15899, 31798, 37913, 75826, 79495, 158990, 189565, 379130, 492869, 985738, 2464345, 4928690]

約数ペア:

[(1, 4928690), (2, 2464345), (5, 985738), (10, 492869), (13, 379130), (26, 189565), (31, 158990), (62, 79495), (65, 75826), (130, 37913), (155, 31798), (310, 15899), (403, 12230), (806, 6115), (1223, 4030), (2015, 2446)]