201815020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24793}}^1$

素因数の和:24850

約数の個数: 48

約数和(自身を含む): 474854688

約数和(自身を除く): 273039668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 24793, 49586, 99172, 123965, 247930, 272723, 495860, 545446, 917341, 1090892, 1363615, 1834682, 2727230, 3669364, 4586705, 5454460, 9173410, 10090751, 18346820, 20181502, 40363004, 50453755, 100907510, 201815020]

約数ペア:

[(1, 201815020), (2, 100907510), (4, 50453755), (5, 40363004), (10, 20181502), (11, 18346820), (20, 10090751), (22, 9173410), (37, 5454460), (44, 4586705), (55, 3669364), (74, 2727230), (110, 1834682), (148, 1363615), (185, 1090892), (220, 917341), (370, 545446), (407, 495860), (740, 272723), (814, 247930), (1628, 123965), (2035, 99172), (4070, 49586), (8140, 24793)]