20304360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56401}}^1$

素因数の和:56418

約数の個数: 48

約数和(自身を含む): 65990340

約数和(自身を除く): 45685980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56401, 112802, 169203, 225604, 282005, 338406, 451208, 507609, 564010, 676812, 846015, 1015218, 1128020, 1353624, 1692030, 2030436, 2256040, 2538045, 3384060, 4060872, 5076090, 6768120, 10152180, 20304360]

約数ペア:

[(1, 20304360), (2, 10152180), (3, 6768120), (4, 5076090), (5, 4060872), (6, 3384060), (8, 2538045), (9, 2256040), (10, 2030436), (12, 1692030), (15, 1353624), (18, 1128020), (20, 1015218), (24, 846015), (30, 676812), (36, 564010), (40, 507609), (45, 451208), (60, 338406), (72, 282005), (90, 225604), (120, 169203), (180, 112802), (360, 56401)]