4398520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 11819520

約数和(自身を除く): 7421000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 683, 805, 920, 1288, 1366, 1610, 2732, 3220, 3415, 4781, 5464, 6440, 6830, 9562, 13660, 15709, 19124, 23905, 27320, 31418, 38248, 47810, 62836, 78545, 95620, 109963, 125672, 157090, 191240, 219926, 314180, 439852, 549815, 628360, 879704, 1099630, 2199260, 4398520]

約数ペア:

[(1, 4398520), (2, 2199260), (4, 1099630), (5, 879704), (7, 628360), (8, 549815), (10, 439852), (14, 314180), (20, 219926), (23, 191240), (28, 157090), (35, 125672), (40, 109963), (46, 95620), (56, 78545), (70, 62836), (92, 47810), (115, 38248), (140, 31418), (161, 27320), (184, 23905), (230, 19124), (280, 15709), (322, 13660), (460, 9562), (644, 6830), (683, 6440), (805, 5464), (920, 4781), (1288, 3415), (1366, 3220), (1610, 2732)]