28345140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17497}}^1$

素因数の和:17518

約数の個数: 60

約数和(自身を含む): 88924836

約数和(自身を除く): 60579696

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17497, 34994, 52491, 69988, 87485, 104982, 157473, 174970, 209964, 262455, 314946, 349940, 472419, 524910, 629892, 787365, 944838, 1049820, 1417257, 1574730, 1889676, 2362095, 2834514, 3149460, 4724190, 5669028, 7086285, 9448380, 14172570, 28345140]

約数ペア:

[(1, 28345140), (2, 14172570), (3, 9448380), (4, 7086285), (5, 5669028), (6, 4724190), (9, 3149460), (10, 2834514), (12, 2362095), (15, 1889676), (18, 1574730), (20, 1417257), (27, 1049820), (30, 944838), (36, 787365), (45, 629892), (54, 524910), (60, 472419), (81, 349940), (90, 314946), (108, 262455), (135, 209964), (162, 174970), (180, 157473), (270, 104982), (324, 87485), (405, 69988), (540, 52491), (810, 34994), (1620, 17497)]