338804740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{2609}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 733138560

約数和(自身を除く): 394333820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 151, 172, 215, 302, 430, 604, 755, 860, 1510, 2609, 3020, 5218, 6493, 10436, 12986, 13045, 25972, 26090, 32465, 52180, 64930, 112187, 129860, 224374, 393959, 448748, 560935, 787918, 1121870, 1575836, 1969795, 2243740, 3939590, 7879180, 16940237, 33880474, 67760948, 84701185, 169402370, 338804740]

約数ペア:

[(1, 338804740), (2, 169402370), (4, 84701185), (5, 67760948), (10, 33880474), (20, 16940237), (43, 7879180), (86, 3939590), (151, 2243740), (172, 1969795), (215, 1575836), (302, 1121870), (430, 787918), (604, 560935), (755, 448748), (860, 393959), (1510, 224374), (2609, 129860), (3020, 112187), (5218, 64930), (6493, 52180), (10436, 32465), (12986, 26090), (13045, 25972)]