887080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 2031840

約数和(自身を除く): 1144760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 331, 335, 536, 662, 670, 1324, 1340, 1655, 2648, 2680, 3310, 6620, 13240, 22177, 44354, 88708, 110885, 177416, 221770, 443540, 887080]

約数ペア:

[(1, 887080), (2, 443540), (4, 221770), (5, 177416), (8, 110885), (10, 88708), (20, 44354), (40, 22177), (67, 13240), (134, 6620), (268, 3310), (331, 2680), (335, 2648), (536, 1655), (662, 1340), (670, 1324)]