4373980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16823}}^1$

素因数の和:16845

約数の個数: 24

約数和(自身を含む): 9892512

約数和(自身を除く): 5518532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16823, 33646, 67292, 84115, 168230, 218699, 336460, 437398, 874796, 1093495, 2186990, 4373980]

約数ペア:

[(1, 4373980), (2, 2186990), (4, 1093495), (5, 874796), (10, 437398), (13, 336460), (20, 218699), (26, 168230), (52, 84115), (65, 67292), (130, 33646), (260, 16823)]