9089420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 19994688

約数和(自身を除く): 10905268

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 173, 185, 284, 346, 355, 370, 692, 710, 740, 865, 1420, 1730, 2627, 3460, 5254, 6401, 10508, 12283, 12802, 13135, 24566, 25604, 26270, 32005, 49132, 52540, 61415, 64010, 122830, 128020, 245660, 454471, 908942, 1817884, 2272355, 4544710, 9089420]

約数ペア:

[(1, 9089420), (2, 4544710), (4, 2272355), (5, 1817884), (10, 908942), (20, 454471), (37, 245660), (71, 128020), (74, 122830), (142, 64010), (148, 61415), (173, 52540), (185, 49132), (284, 32005), (346, 26270), (355, 25604), (370, 24566), (692, 13135), (710, 12802), (740, 12283), (865, 10508), (1420, 6401), (1730, 5254), (2627, 3460)]