7207960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2281}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 16430400

約数和(自身を除く): 9222440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2281, 3160, 4562, 9124, 11405, 18248, 22810, 45620, 91240, 180199, 360398, 720796, 900995, 1441592, 1801990, 3603980, 7207960]

約数ペア:

[(1, 7207960), (2, 3603980), (4, 1801990), (5, 1441592), (8, 900995), (10, 720796), (20, 360398), (40, 180199), (79, 91240), (158, 45620), (316, 22810), (395, 18248), (632, 11405), (790, 9124), (1580, 4562), (2281, 3160)]