286937720

素因数分解:

$2^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{4409}}^1$

素因数の和:6047

約数の個数: 32

約数和(自身を含む): 646153200

約数和(自身を除く): 359215480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1627, 3254, 4409, 6508, 8135, 8818, 13016, 16270, 17636, 22045, 32540, 35272, 44090, 65080, 88180, 176360, 7173443, 14346886, 28693772, 35867215, 57387544, 71734430, 143468860, 286937720]

約数ペア:

[(1, 286937720), (2, 143468860), (4, 71734430), (5, 57387544), (8, 35867215), (10, 28693772), (20, 14346886), (40, 7173443), (1627, 176360), (3254, 88180), (4409, 65080), (6508, 44090), (8135, 35272), (8818, 32540), (13016, 22045), (16270, 17636)]