141338920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113983}}^1$

素因数の和:114025

約数の個数: 32

約数和(自身を含む): 328273920

約数和(自身を除く): 186935000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 113983, 227966, 455932, 569915, 911864, 1139830, 2279660, 3533473, 4559320, 7066946, 14133892, 17667365, 28267784, 35334730, 70669460, 141338920]

約数ペア:

[(1, 141338920), (2, 70669460), (4, 35334730), (5, 28267784), (8, 17667365), (10, 14133892), (20, 7066946), (31, 4559320), (40, 3533473), (62, 2279660), (124, 1139830), (155, 911864), (248, 569915), (310, 455932), (620, 227966), (1240, 113983)]