400331372

素因数分解:

$2^2\times 7^2\times {\mathrm{743}}^1\times {\mathrm{2749}}^1$

素因数の和:3510

約数の個数: 36

約数和(自身を含む): 816354000

約数和(自身を除く): 416022628

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 743, 1486, 2749, 2972, 5201, 5498, 10402, 10996, 19243, 20804, 36407, 38486, 72814, 76972, 134701, 145628, 269402, 538804, 2042507, 4085014, 8170028, 14297549, 28595098, 57190196, 100082843, 200165686, 400331372]

約数ペア:

[(1, 400331372), (2, 200165686), (4, 100082843), (7, 57190196), (14, 28595098), (28, 14297549), (49, 8170028), (98, 4085014), (196, 2042507), (743, 538804), (1486, 269402), (2749, 145628), (2972, 134701), (5201, 76972), (5498, 72814), (10402, 38486), (10996, 36407), (19243, 20804)]