20833440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43403}}^1$

素因数の和:43421

約数の個数: 48

約数和(自身を含む): 65626848

約数和(自身を除く): 44793408

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, 43403, 86806, 130209, 173612, 217015, 260418, 347224, 434030, 520836, 651045, 694448, 868060, 1041672, 1302090, 1388896, 1736120, 2083344, 2604180, 3472240, 4166688, 5208360, 6944480, 10416720, 20833440]

約数ペア:

[(1, 20833440), (2, 10416720), (3, 6944480), (4, 5208360), (5, 4166688), (6, 3472240), (8, 2604180), (10, 2083344), (12, 1736120), (15, 1388896), (16, 1302090), (20, 1041672), (24, 868060), (30, 694448), (32, 651045), (40, 520836), (48, 434030), (60, 347224), (80, 260418), (96, 217015), (120, 173612), (160, 130209), (240, 86806), (480, 43403)]