2080608140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2749}}^1$

素因数の和:2883

約数の個数: 96

約数和(自身を含む): 4889808000

約数和(自身を除く): 2809199860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 71, 82, 130, 142, 164, 205, 260, 284, 355, 410, 533, 710, 820, 923, 1066, 1420, 1846, 2132, 2665, 2749, 2911, 3692, 4615, 5330, 5498, 5822, 9230, 10660, 10996, 11644, 13745, 14555, 18460, 27490, 29110, 35737, 37843, 54980, 58220, 71474, 75686, 112709, 142948, 151372, 178685, 189215, 195179, 225418, 357370, 378430, 390358, 450836, 563545, 714740, 756860, 780716, 975895, 1127090, 1465217, 1951790, 2254180, 2537327, 2930434, 3903580, 5074654, 5860868, 7326085, 8002339, 10149308, 12686635, 14652170, 16004678, 25373270, 29304340, 32009356, 40011695, 50746540, 80023390, 104030407, 160046780, 208060814, 416121628, 520152035, 1040304070, 2080608140]

約数ペア:

[(1, 2080608140), (2, 1040304070), (4, 520152035), (5, 416121628), (10, 208060814), (13, 160046780), (20, 104030407), (26, 80023390), (41, 50746540), (52, 40011695), (65, 32009356), (71, 29304340), (82, 25373270), (130, 16004678), (142, 14652170), (164, 12686635), (205, 10149308), (260, 8002339), (284, 7326085), (355, 5860868), (410, 5074654), (533, 3903580), (710, 2930434), (820, 2537327), (923, 2254180), (1066, 1951790), (1420, 1465217), (1846, 1127090), (2132, 975895), (2665, 780716), (2749, 756860), (2911, 714740), (3692, 563545), (4615, 450836), (5330, 390358), (5498, 378430), (5822, 357370), (9230, 225418), (10660, 195179), (10996, 189215), (11644, 178685), (13745, 151372), (14555, 142948), (18460, 112709), (27490, 75686), (29110, 71474), (35737, 58220), (37843, 54980)]