1629090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 4425408

約数和(自身を除く): 2796318

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 787, 1035, 1574, 2070, 2361, 3935, 4722, 7083, 7870, 11805, 14166, 18101, 23610, 35415, 36202, 54303, 70830, 90505, 108606, 162909, 181010, 271515, 325818, 543030, 814545, 1629090]

約数ペア:

[(1, 1629090), (2, 814545), (3, 543030), (5, 325818), (6, 271515), (9, 181010), (10, 162909), (15, 108606), (18, 90505), (23, 70830), (30, 54303), (45, 36202), (46, 35415), (69, 23610), (90, 18101), (115, 14166), (138, 11805), (207, 7870), (230, 7083), (345, 4722), (414, 3935), (690, 2361), (787, 2070), (1035, 1574)]