256353460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{1409}}^1$

素因数の和:2256

約数の個数: 48

約数和(自身を含む): 588409920

約数和(自身を除く): 332056460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 827, 1409, 1654, 2818, 3308, 4135, 5636, 7045, 8270, 9097, 14090, 15499, 16540, 18194, 28180, 30998, 36388, 45485, 61996, 77495, 90970, 154990, 181940, 309980, 1165243, 2330486, 4660972, 5826215, 11652430, 12817673, 23304860, 25635346, 51270692, 64088365, 128176730, 256353460]

約数ペア:

[(1, 256353460), (2, 128176730), (4, 64088365), (5, 51270692), (10, 25635346), (11, 23304860), (20, 12817673), (22, 11652430), (44, 5826215), (55, 4660972), (110, 2330486), (220, 1165243), (827, 309980), (1409, 181940), (1654, 154990), (2818, 90970), (3308, 77495), (4135, 61996), (5636, 45485), (7045, 36388), (8270, 30998), (9097, 28180), (14090, 18194), (15499, 16540)]