1589988892840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2213}}^1\times {\mathrm{417719}}^1$

素因数の和:419986

約数の個数: 64

約数和(自身を含む): 3662335036800

約数和(自身を除く): 2072346143960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2213, 4426, 8852, 11065, 17704, 22130, 44260, 88520, 95159, 190318, 380636, 417719, 475795, 761272, 835438, 951590, 1670876, 1903180, 2088595, 3341752, 3806360, 4177190, 8354380, 16708760, 17961917, 35923834, 71847668, 89809585, 143695336, 179619170, 359238340, 718476680, 924412147, 1848824294, 3697648588, 4622060735, 7395297176, 9244121470, 18488242940, 36976485880, 39749722321, 79499444642, 158998889284, 198748611605, 317997778568, 397497223210, 794994446420, 1589988892840]

約数ペア:

[(1, 1589988892840), (2, 794994446420), (4, 397497223210), (5, 317997778568), (8, 198748611605), (10, 158998889284), (20, 79499444642), (40, 39749722321), (43, 36976485880), (86, 18488242940), (172, 9244121470), (215, 7395297176), (344, 4622060735), (430, 3697648588), (860, 1848824294), (1720, 924412147), (2213, 718476680), (4426, 359238340), (8852, 179619170), (11065, 143695336), (17704, 89809585), (22130, 71847668), (44260, 35923834), (88520, 17961917), (95159, 16708760), (190318, 8354380), (380636, 4177190), (417719, 3806360), (475795, 3341752), (761272, 2088595), (835438, 1903180), (951590, 1670876)]