48639220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1321}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 117266688

約数和(自身を除く): 68627468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1321, 1841, 2630, 2642, 3682, 5260, 5284, 6605, 7364, 9205, 9247, 13210, 18410, 18494, 26420, 36820, 36988, 46235, 92470, 184940, 347423, 694846, 1389692, 1737115, 2431961, 3474230, 4863922, 6948460, 9727844, 12159805, 24319610, 48639220]

約数ペア:

[(1, 48639220), (2, 24319610), (4, 12159805), (5, 9727844), (7, 6948460), (10, 4863922), (14, 3474230), (20, 2431961), (28, 1737115), (35, 1389692), (70, 694846), (140, 347423), (263, 184940), (526, 92470), (1052, 46235), (1315, 36988), (1321, 36820), (1841, 26420), (2630, 18494), (2642, 18410), (3682, 13210), (5260, 9247), (5284, 9205), (6605, 7364)]