18771450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5441}}^1$

素因数の和:5479

約数の個数: 48

約数和(自身を含む): 48586176

約数和(自身を除く): 29814726

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5441, 10882, 16323, 27205, 32646, 54410, 81615, 125143, 136025, 163230, 250286, 272050, 375429, 408075, 625715, 750858, 816150, 1251430, 1877145, 3128575, 3754290, 6257150, 9385725, 18771450]

約数ペア:

[(1, 18771450), (2, 9385725), (3, 6257150), (5, 3754290), (6, 3128575), (10, 1877145), (15, 1251430), (23, 816150), (25, 750858), (30, 625715), (46, 408075), (50, 375429), (69, 272050), (75, 250286), (115, 163230), (138, 136025), (150, 125143), (230, 81615), (345, 54410), (575, 32646), (690, 27205), (1150, 16323), (1725, 10882), (3450, 5441)]