2218970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 4369680

約数和(自身を除く): 2150710

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 169, 202, 338, 505, 845, 1010, 1313, 1690, 2197, 2626, 4394, 6565, 10985, 13130, 17069, 21970, 34138, 85345, 170690, 221897, 443794, 1109485, 2218970]

約数ペア:

[(1, 2218970), (2, 1109485), (5, 443794), (10, 221897), (13, 170690), (26, 85345), (65, 34138), (101, 21970), (130, 17069), (169, 13130), (202, 10985), (338, 6565), (505, 4394), (845, 2626), (1010, 2197), (1313, 1690)]