1988730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1195

約数の個数: 48

約数和(自身を含む): 5447520

約数和(自身を除く): 3458790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1163, 1710, 2326, 3489, 5815, 6978, 10467, 11630, 17445, 20934, 22097, 34890, 44194, 52335, 66291, 104670, 110485, 132582, 198873, 220970, 331455, 397746, 662910, 994365, 1988730]

約数ペア:

[(1, 1988730), (2, 994365), (3, 662910), (5, 397746), (6, 331455), (9, 220970), (10, 198873), (15, 132582), (18, 110485), (19, 104670), (30, 66291), (38, 52335), (45, 44194), (57, 34890), (90, 22097), (95, 20934), (114, 17445), (171, 11630), (190, 10467), (285, 6978), (342, 5815), (570, 3489), (855, 2326), (1163, 1710)]