490902790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{21187}}^1$

素因数の和:21532

約数の個数: 32

約数和(自身を含む): 1012955904

約数和(自身を除く): 522053114

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 331, 662, 1655, 2317, 3310, 4634, 11585, 21187, 23170, 42374, 105935, 148309, 211870, 296618, 741545, 1483090, 7012897, 14025794, 35064485, 49090279, 70128970, 98180558, 245451395, 490902790]

約数ペア:

[(1, 490902790), (2, 245451395), (5, 98180558), (7, 70128970), (10, 49090279), (14, 35064485), (35, 14025794), (70, 7012897), (331, 1483090), (662, 741545), (1655, 296618), (2317, 211870), (3310, 148309), (4634, 105935), (11585, 42374), (21187, 23170)]