20911070710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{419}}^2$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 38746792656

約数和(自身を除く): 17835721946

約数列:

[1, 2, 5, 10, 43, 86, 215, 277, 419, 430, 554, 838, 1385, 2095, 2770, 4190, 11911, 18017, 23822, 36034, 59555, 90085, 116063, 119110, 175561, 180170, 232126, 351122, 580315, 877805, 1160630, 1755610, 4990709, 7549123, 9981418, 15098246, 24953545, 37745615, 48630397, 49907090, 75491230, 97260794, 243151985, 486303970, 2091107071, 4182214142, 10455535355, 20911070710]

約数ペア:

[(1, 20911070710), (2, 10455535355), (5, 4182214142), (10, 2091107071), (43, 486303970), (86, 243151985), (215, 97260794), (277, 75491230), (419, 49907090), (430, 48630397), (554, 37745615), (838, 24953545), (1385, 15098246), (2095, 9981418), (2770, 7549123), (4190, 4990709), (11911, 1755610), (18017, 1160630), (23822, 877805), (36034, 580315), (59555, 351122), (90085, 232126), (116063, 180170), (119110, 175561)]