42190640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:750

約数の個数: 80

約数和(自身を含む): 105930720

約数和(自身を除く): 63740080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 677, 760, 779, 820, 1354, 1520, 1558, 1640, 2708, 3116, 3280, 3385, 3895, 5416, 6232, 6770, 7790, 10832, 12464, 12863, 13540, 15580, 25726, 27080, 27757, 31160, 51452, 54160, 55514, 62320, 64315, 102904, 111028, 128630, 138785, 205808, 222056, 257260, 277570, 444112, 514520, 527383, 555140, 1029040, 1054766, 1110280, 2109532, 2220560, 2636915, 4219064, 5273830, 8438128, 10547660, 21095320, 42190640]

約数ペア:

[(1, 42190640), (2, 21095320), (4, 10547660), (5, 8438128), (8, 5273830), (10, 4219064), (16, 2636915), (19, 2220560), (20, 2109532), (38, 1110280), (40, 1054766), (41, 1029040), (76, 555140), (80, 527383), (82, 514520), (95, 444112), (152, 277570), (164, 257260), (190, 222056), (205, 205808), (304, 138785), (328, 128630), (380, 111028), (410, 102904), (656, 64315), (677, 62320), (760, 55514), (779, 54160), (820, 51452), (1354, 31160), (1520, 27757), (1558, 27080), (1640, 25726), (2708, 15580), (3116, 13540), (3280, 12863), (3385, 12464), (3895, 10832), (5416, 7790), (6232, 6770)]