20403717210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{301073}}^1$

素因数の和:301340

約数の個数: 64

約数和(自身を含む): 54626866560

約数和(自身を除く): 34223149350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 251, 270, 502, 753, 1255, 1506, 2259, 2510, 3765, 4518, 6777, 7530, 11295, 13554, 22590, 33885, 67770, 301073, 602146, 903219, 1505365, 1806438, 2709657, 3010730, 4516095, 5419314, 8128971, 9032190, 13548285, 16257942, 27096570, 40644855, 75569323, 81289710, 151138646, 226707969, 377846615, 453415938, 680123907, 755693230, 1133539845, 1360247814, 2040371721, 2267079690, 3400619535, 4080743442, 6801239070, 10201858605, 20403717210]

約数ペア:

[(1, 20403717210), (2, 10201858605), (3, 6801239070), (5, 4080743442), (6, 3400619535), (9, 2267079690), (10, 2040371721), (15, 1360247814), (18, 1133539845), (27, 755693230), (30, 680123907), (45, 453415938), (54, 377846615), (90, 226707969), (135, 151138646), (251, 81289710), (270, 75569323), (502, 40644855), (753, 27096570), (1255, 16257942), (1506, 13548285), (2259, 9032190), (2510, 8128971), (3765, 5419314), (4518, 4516095), (6777, 3010730), (7530, 2709657), (11295, 1806438), (13554, 1505365), (22590, 903219), (33885, 602146), (67770, 301073)]