439492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{665897}}^1$

素因数の和:665920

約数の個数: 48

約数和(自身を含む): 1342450368

約数和(自身を除く): 902958348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 665897, 1331794, 1997691, 2663588, 3329485, 3995382, 6658970, 7324867, 7990764, 9988455, 13317940, 14649734, 19976910, 21974601, 29299468, 36624335, 39953820, 43949202, 73248670, 87898404, 109873005, 146497340, 219746010, 439492020]

約数ペア:

[(1, 439492020), (2, 219746010), (3, 146497340), (4, 109873005), (5, 87898404), (6, 73248670), (10, 43949202), (11, 39953820), (12, 36624335), (15, 29299468), (20, 21974601), (22, 19976910), (30, 14649734), (33, 13317940), (44, 9988455), (55, 7990764), (60, 7324867), (66, 6658970), (110, 3995382), (132, 3329485), (165, 2663588), (220, 1997691), (330, 1331794), (660, 665897)]