20020492890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1\times {\mathrm{2099}}^1$

素因数の和:3052

約数の個数: 96

約数和(自身を含む): 52540488000

約数和(自身を除く): 32519995110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 809, 1179, 1310, 1618, 1965, 2099, 2358, 2427, 3930, 4045, 4198, 4854, 5895, 6297, 7281, 8090, 10495, 11790, 12135, 12594, 14562, 18891, 20990, 24270, 31485, 36405, 37782, 62970, 72810, 94455, 105979, 188910, 211958, 274969, 317937, 529895, 549938, 635874, 824907, 953811, 1059790, 1374845, 1589685, 1649814, 1698091, 1907622, 2474721, 2749690, 3179370, 3396182, 4124535, 4769055, 4949442, 5094273, 8249070, 8490455, 9538110, 10188546, 12373605, 15282819, 16980910, 24747210, 25471365, 30565638, 50942730, 76414095, 152828190, 222449921, 444899842, 667349763, 1112249605, 1334699526, 2002049289, 2224499210, 3336748815, 4004098578, 6673497630, 10010246445, 20020492890]

約数ペア:

[(1, 20020492890), (2, 10010246445), (3, 6673497630), (5, 4004098578), (6, 3336748815), (9, 2224499210), (10, 2002049289), (15, 1334699526), (18, 1112249605), (30, 667349763), (45, 444899842), (90, 222449921), (131, 152828190), (262, 76414095), (393, 50942730), (655, 30565638), (786, 25471365), (809, 24747210), (1179, 16980910), (1310, 15282819), (1618, 12373605), (1965, 10188546), (2099, 9538110), (2358, 8490455), (2427, 8249070), (3930, 5094273), (4045, 4949442), (4198, 4769055), (4854, 4124535), (5895, 3396182), (6297, 3179370), (7281, 2749690), (8090, 2474721), (10495, 1907622), (11790, 1698091), (12135, 1649814), (12594, 1589685), (14562, 1374845), (18891, 1059790), (20990, 953811), (24270, 824907), (31485, 635874), (36405, 549938), (37782, 529895), (62970, 317937), (72810, 274969), (94455, 211958), (105979, 188910)]