2085495860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3686

約数の個数: 144

約数和(自身を含む): 5537226240

約数和(自身を除く): 3451730380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 76, 95, 98, 124, 133, 140, 155, 190, 196, 217, 245, 266, 310, 380, 434, 490, 532, 589, 620, 665, 868, 931, 980, 1085, 1178, 1330, 1519, 1862, 2170, 2356, 2660, 2945, 3038, 3613, 3724, 4123, 4340, 4655, 5890, 6076, 7226, 7595, 8246, 9310, 11780, 14452, 15190, 16492, 18065, 18620, 20615, 25291, 28861, 30380, 36130, 41230, 50582, 57722, 68647, 72260, 82460, 101164, 112003, 115444, 126455, 137294, 144305, 177037, 224006, 252910, 274588, 288610, 343235, 354074, 448012, 480529, 505820, 560015, 577220, 686470, 708148, 784021, 885185, 961058, 1120030, 1372940, 1568042, 1770370, 1922116, 2128057, 2240060, 2402645, 3136084, 3363703, 3540740, 3920105, 4256114, 4805290, 5488147, 6727406, 7840210, 8512228, 9610580, 10640285, 10976294, 13454812, 14896399, 15680420, 16818515, 21280570, 21952588, 27440735, 29792798, 33637030, 42561140, 54881470, 59585596, 67274060, 74481995, 104274793, 109762940, 148963990, 208549586, 297927980, 417099172, 521373965, 1042747930, 2085495860]

約数ペア:

[(1, 2085495860), (2, 1042747930), (4, 521373965), (5, 417099172), (7, 297927980), (10, 208549586), (14, 148963990), (19, 109762940), (20, 104274793), (28, 74481995), (31, 67274060), (35, 59585596), (38, 54881470), (49, 42561140), (62, 33637030), (70, 29792798), (76, 27440735), (95, 21952588), (98, 21280570), (124, 16818515), (133, 15680420), (140, 14896399), (155, 13454812), (190, 10976294), (196, 10640285), (217, 9610580), (245, 8512228), (266, 7840210), (310, 6727406), (380, 5488147), (434, 4805290), (490, 4256114), (532, 3920105), (589, 3540740), (620, 3363703), (665, 3136084), (868, 2402645), (931, 2240060), (980, 2128057), (1085, 1922116), (1178, 1770370), (1330, 1568042), (1519, 1372940), (1862, 1120030), (2170, 961058), (2356, 885185), (2660, 784021), (2945, 708148), (3038, 686470), (3613, 577220), (3724, 560015), (4123, 505820), (4340, 480529), (4655, 448012), (5890, 354074), (6076, 343235), (7226, 288610), (7595, 274588), (8246, 252910), (9310, 224006), (11780, 177037), (14452, 144305), (15190, 137294), (16492, 126455), (18065, 115444), (18620, 112003), (20615, 101164), (25291, 82460), (28861, 72260), (30380, 68647), (36130, 57722), (41230, 50582)]