15420080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14827}}^1$

素因数の和:14853

約数の個数: 40

約数和(自身を含む): 38612112

約数和(自身を除く): 23192032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 14827, 29654, 59308, 74135, 118616, 148270, 192751, 237232, 296540, 385502, 593080, 771004, 963755, 1186160, 1542008, 1927510, 3084016, 3855020, 7710040, 15420080]

約数ペア:

[(1, 15420080), (2, 7710040), (4, 3855020), (5, 3084016), (8, 1927510), (10, 1542008), (13, 1186160), (16, 963755), (20, 771004), (26, 593080), (40, 385502), (52, 296540), (65, 237232), (80, 192751), (104, 148270), (130, 118616), (208, 74135), (260, 59308), (520, 29654), (1040, 14827)]