88254440

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2213}}^1$

素因数の和:3221

約数の個数: 32

約数和(自身を含む): 198861480

約数和(自身を除く): 110607040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 2213, 3988, 4426, 4985, 7976, 8852, 9970, 11065, 17704, 19940, 22130, 39880, 44260, 88520, 2206361, 4412722, 8825444, 11031805, 17650888, 22063610, 44127220, 88254440]

約数ペア:

[(1, 88254440), (2, 44127220), (4, 22063610), (5, 17650888), (8, 11031805), (10, 8825444), (20, 4412722), (40, 2206361), (997, 88520), (1994, 44260), (2213, 39880), (3988, 22130), (4426, 19940), (4985, 17704), (7976, 11065), (8852, 9970)]