20923680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43591}}^1$

素因数の和:43609

約数の個数: 48

約数和(自身を含む): 65911104

約数和(自身を除く): 44987424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43591, 87182, 130773, 174364, 217955, 261546, 348728, 435910, 523092, 653865, 697456, 871820, 1046184, 1307730, 1394912, 1743640, 2092368, 2615460, 3487280, 4184736, 5230920, 6974560, 10461840, 20923680]

約数ペア:

[(1, 20923680), (2, 10461840), (3, 6974560), (4, 5230920), (5, 4184736), (6, 3487280), (8, 2615460), (10, 2092368), (12, 1743640), (15, 1394912), (16, 1307730), (20, 1046184), (24, 871820), (30, 697456), (32, 653865), (40, 523092), (48, 435910), (60, 348728), (80, 261546), (96, 217955), (120, 174364), (160, 130773), (240, 87182), (480, 43591)]