284111320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{165181}}^1$

素因数の和:165235

約数の個数: 32

約数和(自身を含む): 654120720

約数和(自身を除く): 370009400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 165181, 330362, 660724, 825905, 1321448, 1651810, 3303620, 6607240, 7102783, 14205566, 28411132, 35513915, 56822264, 71027830, 142055660, 284111320]

約数ペア:

[(1, 284111320), (2, 142055660), (4, 71027830), (5, 56822264), (8, 35513915), (10, 28411132), (20, 14205566), (40, 7102783), (43, 6607240), (86, 3303620), (172, 1651810), (215, 1321448), (344, 825905), (430, 660724), (860, 330362), (1720, 165181)]