201398290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1279

約数の個数: 48

約数和(自身を含む): 391070592

約数和(自身を除く): 189672302

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 361, 470, 722, 893, 1187, 1786, 1805, 2374, 3610, 4465, 5935, 8930, 11870, 16967, 22553, 33934, 45106, 55789, 84835, 111578, 112765, 169670, 225530, 278945, 428507, 557890, 857014, 1059991, 2119982, 2142535, 4285070, 5299955, 10599910, 20139829, 40279658, 100699145, 201398290]

約数ペア:

[(1, 201398290), (2, 100699145), (5, 40279658), (10, 20139829), (19, 10599910), (38, 5299955), (47, 4285070), (94, 2142535), (95, 2119982), (190, 1059991), (235, 857014), (361, 557890), (470, 428507), (722, 278945), (893, 225530), (1187, 169670), (1786, 112765), (1805, 111578), (2374, 84835), (3610, 55789), (4465, 45106), (5935, 33934), (8930, 22553), (11870, 16967)]