1720806940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1\times {\mathrm{1367}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 3654891072

約数和(自身を除く): 1934084132

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 557, 565, 1114, 1130, 1367, 2228, 2260, 2734, 2785, 5468, 5570, 6835, 11140, 13670, 27340, 62941, 125882, 154471, 251764, 308942, 314705, 617884, 629410, 761419, 772355, 1258820, 1522838, 1544710, 3045676, 3089420, 3807095, 7614190, 15228380, 86040347, 172080694, 344161388, 430201735, 860403470, 1720806940]

約数ペア:

[(1, 1720806940), (2, 860403470), (4, 430201735), (5, 344161388), (10, 172080694), (20, 86040347), (113, 15228380), (226, 7614190), (452, 3807095), (557, 3089420), (565, 3045676), (1114, 1544710), (1130, 1522838), (1367, 1258820), (2228, 772355), (2260, 761419), (2734, 629410), (2785, 617884), (5468, 314705), (5570, 308942), (6835, 251764), (11140, 154471), (13670, 125882), (27340, 62941)]