1313820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{811}}^1$

素因数の和:832

約数の個数: 60

約数和(自身を含む): 4126584

約数和(自身を除く): 2812764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 811, 1620, 1622, 2433, 3244, 4055, 4866, 7299, 8110, 9732, 12165, 14598, 16220, 21897, 24330, 29196, 36495, 43794, 48660, 65691, 72990, 87588, 109485, 131382, 145980, 218970, 262764, 328455, 437940, 656910, 1313820]

約数ペア:

[(1, 1313820), (2, 656910), (3, 437940), (4, 328455), (5, 262764), (6, 218970), (9, 145980), (10, 131382), (12, 109485), (15, 87588), (18, 72990), (20, 65691), (27, 48660), (30, 43794), (36, 36495), (45, 29196), (54, 24330), (60, 21897), (81, 16220), (90, 14598), (108, 12165), (135, 9732), (162, 8110), (180, 7299), (270, 4866), (324, 4055), (405, 3244), (540, 2433), (810, 1622), (811, 1620)]