490710610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{222041}}^1$

素因数の和:222078

約数の個数: 32

約数和(自身を含む): 1007182512

約数和(自身を除く): 516471902

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 222041, 444082, 1110205, 2220410, 2886533, 3774697, 5773066, 7549394, 14432665, 18873485, 28865330, 37746970, 49071061, 98142122, 245355305, 490710610]

約数ペア:

[(1, 490710610), (2, 245355305), (5, 98142122), (10, 49071061), (13, 37746970), (17, 28865330), (26, 18873485), (34, 14432665), (65, 7549394), (85, 5773066), (130, 3774697), (170, 2886533), (221, 2220410), (442, 1110205), (1105, 444082), (2210, 222041)]