40077830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308291}}^1$

素因数の和:308311

約数の個数: 16

約数和(自身を含む): 77689584

約数和(自身を除く): 37611754

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 308291, 616582, 1541455, 3082910, 4007783, 8015566, 20038915, 40077830]

約数ペア:

[(1, 40077830), (2, 20038915), (5, 8015566), (10, 4007783), (13, 3082910), (26, 1541455), (65, 616582), (130, 308291)]