221799830020

素因数分解:

$2^2\times 5^1\times {\mathrm{7481}}^1\times {\mathrm{1482421}}^1$

素因数の和:1489911

約数の個数: 24

約数和(自身を含む): 465842218968

約数和(自身を除く): 244042388948

約数列:

[1, 2, 4, 5, 10, 20, 7481, 14962, 29924, 37405, 74810, 149620, 1482421, 2964842, 5929684, 7412105, 14824210, 29648420, 11089991501, 22179983002, 44359966004, 55449957505, 110899915010, 221799830020]

約数ペア:

[(1, 221799830020), (2, 110899915010), (4, 55449957505), (5, 44359966004), (10, 22179983002), (20, 11089991501), (7481, 29648420), (14962, 14824210), (29924, 7412105), (37405, 5929684), (74810, 2964842), (149620, 1482421)]