8578830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22020

約数の個数: 32

約数和(自身を含む): 22173984

約数和(自身を除く): 13595154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21997, 43994, 65991, 109985, 131982, 219970, 285961, 329955, 571922, 659910, 857883, 1429805, 1715766, 2859610, 4289415, 8578830]

約数ペア:

[(1, 8578830), (2, 4289415), (3, 2859610), (5, 1715766), (6, 1429805), (10, 857883), (13, 659910), (15, 571922), (26, 329955), (30, 285961), (39, 219970), (65, 131982), (78, 109985), (130, 65991), (195, 43994), (390, 21997)]