31302320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55897}}^1$

素因数の和:55917

約数の個数: 40

約数和(自身を含む): 83176224

約数和(自身を除く): 51873904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55897, 111794, 223588, 279485, 391279, 447176, 558970, 782558, 894352, 1117940, 1565116, 1956395, 2235880, 3130232, 3912790, 4471760, 6260464, 7825580, 15651160, 31302320]

約数ペア:

[(1, 31302320), (2, 15651160), (4, 7825580), (5, 6260464), (7, 4471760), (8, 3912790), (10, 3130232), (14, 2235880), (16, 1956395), (20, 1565116), (28, 1117940), (35, 894352), (40, 782558), (56, 558970), (70, 447176), (80, 391279), (112, 279485), (140, 223588), (280, 111794), (560, 55897)]