20261330450

素因数分解:

$2^1\times 5^2\times {\mathrm{2909}}^1\times {\mathrm{139301}}^1$

素因数の和:142222

約数の個数: 24

約数和(自身を含む): 37699300260

約数和(自身を除く): 17437969810

約数列:

[1, 2, 5, 10, 25, 50, 2909, 5818, 14545, 29090, 72725, 139301, 145450, 278602, 696505, 1393010, 3482525, 6965050, 405226609, 810453218, 2026133045, 4052266090, 10130665225, 20261330450]

約数ペア:

[(1, 20261330450), (2, 10130665225), (5, 4052266090), (10, 2026133045), (25, 810453218), (50, 405226609), (2909, 6965050), (5818, 3482525), (14545, 1393010), (29090, 696505), (72725, 278602), (139301, 145450)]