2644890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 6405696

約数和(自身を除く): 3760806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 673, 786, 1310, 1346, 1965, 2019, 3365, 3930, 4038, 6730, 10095, 20190, 88163, 176326, 264489, 440815, 528978, 881630, 1322445, 2644890]

約数ペア:

[(1, 2644890), (2, 1322445), (3, 881630), (5, 528978), (6, 440815), (10, 264489), (15, 176326), (30, 88163), (131, 20190), (262, 10095), (393, 6730), (655, 4038), (673, 3930), (786, 3365), (1310, 2019), (1346, 1965)]