978048220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{3331}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 2100839328

約数和(自身を除く): 1122791108

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 277, 530, 554, 1060, 1108, 1385, 2770, 3331, 5540, 6662, 13324, 14681, 16655, 29362, 33310, 58724, 66620, 73405, 146810, 176543, 293620, 353086, 706172, 882715, 922687, 1765430, 1845374, 3530860, 3690748, 4613435, 9226870, 18453740, 48902411, 97804822, 195609644, 244512055, 489024110, 978048220]

約数ペア:

[(1, 978048220), (2, 489024110), (4, 244512055), (5, 195609644), (10, 97804822), (20, 48902411), (53, 18453740), (106, 9226870), (212, 4613435), (265, 3690748), (277, 3530860), (530, 1845374), (554, 1765430), (1060, 922687), (1108, 882715), (1385, 706172), (2770, 353086), (3331, 293620), (5540, 176543), (6662, 146810), (13324, 73405), (14681, 66620), (16655, 58724), (29362, 33310)]