7798830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19997}}^1$

素因数の和:20020

約数の個数: 32

約数和(自身を含む): 20157984

約数和(自身を除く): 12359154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 19997, 39994, 59991, 99985, 119982, 199970, 259961, 299955, 519922, 599910, 779883, 1299805, 1559766, 2599610, 3899415, 7798830]

約数ペア:

[(1, 7798830), (2, 3899415), (3, 2599610), (5, 1559766), (6, 1299805), (10, 779883), (13, 599910), (15, 519922), (26, 299955), (30, 259961), (39, 199970), (65, 119982), (78, 99985), (130, 59991), (195, 39994), (390, 19997)]