13121940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16823}}^1$

素因数の和:16848

約数の個数: 48

約数和(自身を含む): 39570048

約数和(自身を除く): 26448108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 16823, 33646, 50469, 67292, 84115, 100938, 168230, 201876, 218699, 252345, 336460, 437398, 504690, 656097, 874796, 1009380, 1093495, 1312194, 2186990, 2624388, 3280485, 4373980, 6560970, 13121940]

約数ペア:

[(1, 13121940), (2, 6560970), (3, 4373980), (4, 3280485), (5, 2624388), (6, 2186990), (10, 1312194), (12, 1093495), (13, 1009380), (15, 874796), (20, 656097), (26, 504690), (30, 437398), (39, 336460), (52, 252345), (60, 218699), (65, 201876), (78, 168230), (130, 100938), (156, 84115), (195, 67292), (260, 50469), (390, 33646), (780, 16823)]