142513480

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13147}}^1$

素因数の和:13429

約数の個数: 32

約数和(自身を含む): 321863040

約数和(自身を除く): 179349560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 13147, 26294, 52588, 65735, 105176, 131470, 262940, 525880, 3562837, 7125674, 14251348, 17814185, 28502696, 35628370, 71256740, 142513480]

約数ペア:

[(1, 142513480), (2, 71256740), (4, 35628370), (5, 28502696), (8, 17814185), (10, 14251348), (20, 7125674), (40, 3562837), (271, 525880), (542, 262940), (1084, 131470), (1355, 105176), (2168, 65735), (2710, 52588), (5420, 26294), (10840, 13147)]