4457940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 8121900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 389, 573, 764, 778, 955, 1146, 1167, 1556, 1910, 1945, 2292, 2334, 2865, 3820, 3890, 4668, 5730, 5835, 7780, 11460, 11670, 23340, 74299, 148598, 222897, 297196, 371495, 445794, 742990, 891588, 1114485, 1485980, 2228970, 4457940]

約数ペア:

[(1, 4457940), (2, 2228970), (3, 1485980), (4, 1114485), (5, 891588), (6, 742990), (10, 445794), (12, 371495), (15, 297196), (20, 222897), (30, 148598), (60, 74299), (191, 23340), (382, 11670), (389, 11460), (573, 7780), (764, 5835), (778, 5730), (955, 4668), (1146, 3890), (1167, 3820), (1556, 2865), (1910, 2334), (1945, 2292)]