202915830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{520297}}^1$

素因数の和:520320

約数の個数: 32

約数和(自身を含む): 524460384

約数和(自身を除く): 321544554

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 520297, 1040594, 1560891, 2601485, 3121782, 5202970, 6763861, 7804455, 13527722, 15608910, 20291583, 33819305, 40583166, 67638610, 101457915, 202915830]

約数ペア:

[(1, 202915830), (2, 101457915), (3, 67638610), (5, 40583166), (6, 33819305), (10, 20291583), (13, 15608910), (15, 13527722), (26, 7804455), (30, 6763861), (39, 5202970), (65, 3121782), (78, 2601485), (130, 1560891), (195, 1040594), (390, 520297)]