2021953840

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{169627}}^1$

素因数の和:169789

約数の個数: 40

約数和(自身を含む): 4732621200

約数和(自身を除く): 2710667360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 169627, 339254, 678508, 848135, 1357016, 1696270, 2714032, 3392540, 6785080, 13570160, 25274423, 50548846, 101097692, 126372115, 202195384, 252744230, 404390768, 505488460, 1010976920, 2021953840]

約数ペア:

[(1, 2021953840), (2, 1010976920), (4, 505488460), (5, 404390768), (8, 252744230), (10, 202195384), (16, 126372115), (20, 101097692), (40, 50548846), (80, 25274423), (149, 13570160), (298, 6785080), (596, 3392540), (745, 2714032), (1192, 1696270), (1490, 1357016), (2384, 848135), (2980, 678508), (5960, 339254), (11920, 169627)]