7479820760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1\times {\mathrm{4091}}^1$

素因数の和:5208

約数の個数: 64

約数和(自身を含む): 17241396480

約数和(自身を除く): 9761575720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1063, 1720, 2126, 4091, 4252, 5315, 8182, 8504, 10630, 16364, 20455, 21260, 32728, 40910, 42520, 45709, 81820, 91418, 163640, 175913, 182836, 228545, 351826, 365672, 457090, 703652, 879565, 914180, 1407304, 1759130, 1828360, 3518260, 4348733, 7036520, 8697466, 17394932, 21743665, 34789864, 43487330, 86974660, 173949320, 186995519, 373991038, 747982076, 934977595, 1495964152, 1869955190, 3739910380, 7479820760]

約数ペア:

[(1, 7479820760), (2, 3739910380), (4, 1869955190), (5, 1495964152), (8, 934977595), (10, 747982076), (20, 373991038), (40, 186995519), (43, 173949320), (86, 86974660), (172, 43487330), (215, 34789864), (344, 21743665), (430, 17394932), (860, 8697466), (1063, 7036520), (1720, 4348733), (2126, 3518260), (4091, 1828360), (4252, 1759130), (5315, 1407304), (8182, 914180), (8504, 879565), (10630, 703652), (16364, 457090), (20455, 365672), (21260, 351826), (32728, 228545), (40910, 182836), (42520, 175913), (45709, 163640), (81820, 91418)]