8415220

素因数分解:

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

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 19958400

約数和(自身を除く): 11543180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1319, 1595, 2638, 3190, 5276, 6380, 6595, 13190, 14509, 26380, 29018, 38251, 58036, 72545, 76502, 145090, 153004, 191255, 290180, 382510, 420761, 765020, 841522, 1683044, 2103805, 4207610, 8415220]

約数ペア:

[(1, 8415220), (2, 4207610), (4, 2103805), (5, 1683044), (10, 841522), (11, 765020), (20, 420761), (22, 382510), (29, 290180), (44, 191255), (55, 153004), (58, 145090), (110, 76502), (116, 72545), (145, 58036), (220, 38251), (290, 29018), (319, 26380), (580, 14509), (638, 13190), (1276, 6595), (1319, 6380), (1595, 5276), (2638, 3190)]