27836240

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{997}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 64969800

約数和(自身を除く): 37133560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 997, 1396, 1745, 1994, 2792, 3490, 3988, 4985, 5584, 6980, 7976, 9970, 13960, 15952, 19940, 27920, 39880, 79760, 347953, 695906, 1391812, 1739765, 2783624, 3479530, 5567248, 6959060, 13918120, 27836240]

約数ペア:

[(1, 27836240), (2, 13918120), (4, 6959060), (5, 5567248), (8, 3479530), (10, 2783624), (16, 1739765), (20, 1391812), (40, 695906), (80, 347953), (349, 79760), (698, 39880), (997, 27920), (1396, 19940), (1745, 15952), (1994, 13960), (2792, 9970), (3490, 7976), (3988, 6980), (4985, 5584)]