9798620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 22391040

約数和(自身を除く): 12592420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 223, 260, 338, 446, 676, 845, 892, 1115, 1690, 2197, 2230, 2899, 3380, 4394, 4460, 5798, 8788, 10985, 11596, 14495, 21970, 28990, 37687, 43940, 57980, 75374, 150748, 188435, 376870, 489931, 753740, 979862, 1959724, 2449655, 4899310, 9798620]

約数ペア:

[(1, 9798620), (2, 4899310), (4, 2449655), (5, 1959724), (10, 979862), (13, 753740), (20, 489931), (26, 376870), (52, 188435), (65, 150748), (130, 75374), (169, 57980), (223, 43940), (260, 37687), (338, 28990), (446, 21970), (676, 14495), (845, 11596), (892, 10985), (1115, 8788), (1690, 5798), (2197, 4460), (2230, 4394), (2899, 3380)]