16830440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1319}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 42768000

約数和(自身を除く): 25937560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1319, 1595, 2552, 2638, 3190, 5276, 6380, 6595, 10552, 12760, 13190, 14509, 26380, 29018, 38251, 52760, 58036, 72545, 76502, 116072, 145090, 153004, 191255, 290180, 306008, 382510, 420761, 580360, 765020, 841522, 1530040, 1683044, 2103805, 3366088, 4207610, 8415220, 16830440]

約数ペア:

[(1, 16830440), (2, 8415220), (4, 4207610), (5, 3366088), (8, 2103805), (10, 1683044), (11, 1530040), (20, 841522), (22, 765020), (29, 580360), (40, 420761), (44, 382510), (55, 306008), (58, 290180), (88, 191255), (110, 153004), (116, 145090), (145, 116072), (220, 76502), (232, 72545), (290, 58036), (319, 52760), (440, 38251), (580, 29018), (638, 26380), (1160, 14509), (1276, 13190), (1319, 12760), (1595, 10552), (2552, 6595), (2638, 6380), (3190, 5276)]