20171939730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{964703}}^1$

素因数の和:964771

約数の個数: 64

約数和(自身を含む): 52510768128

約数和(自身を除く): 32338828398

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 170, 205, 246, 255, 410, 510, 615, 697, 1230, 1394, 2091, 3485, 4182, 6970, 10455, 20910, 964703, 1929406, 2894109, 4823515, 5788218, 9647030, 14470545, 16399951, 28941090, 32799902, 39552823, 49199853, 79105646, 81999755, 98399706, 118658469, 163999510, 197764115, 237316938, 245999265, 395528230, 491998530, 593292345, 672397991, 1186584690, 1344795982, 2017193973, 3361989955, 4034387946, 6723979910, 10085969865, 20171939730]

約数ペア:

[(1, 20171939730), (2, 10085969865), (3, 6723979910), (5, 4034387946), (6, 3361989955), (10, 2017193973), (15, 1344795982), (17, 1186584690), (30, 672397991), (34, 593292345), (41, 491998530), (51, 395528230), (82, 245999265), (85, 237316938), (102, 197764115), (123, 163999510), (170, 118658469), (205, 98399706), (246, 81999755), (255, 79105646), (410, 49199853), (510, 39552823), (615, 32799902), (697, 28941090), (1230, 16399951), (1394, 14470545), (2091, 9647030), (3485, 5788218), (4182, 4823515), (6970, 2894109), (10455, 1929406), (20910, 964703)]