8133088340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{440579}}^1$

素因数の和:440672

約数の個数: 48

約数和(自身を含む): 18652394880

約数和(自身を除く): 10519306540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 440579, 881158, 1762316, 2202895, 4405790, 5727527, 8811580, 11455054, 22910108, 28637635, 31281109, 57275270, 62562218, 114550540, 125124436, 156405545, 312811090, 406654417, 625622180, 813308834, 1626617668, 2033272085, 4066544170, 8133088340]

約数ペア:

[(1, 8133088340), (2, 4066544170), (4, 2033272085), (5, 1626617668), (10, 813308834), (13, 625622180), (20, 406654417), (26, 312811090), (52, 156405545), (65, 125124436), (71, 114550540), (130, 62562218), (142, 57275270), (260, 31281109), (284, 28637635), (355, 22910108), (710, 11455054), (923, 8811580), (1420, 5727527), (1846, 4405790), (3692, 2202895), (4615, 1762316), (9230, 881158), (18460, 440579)]