2331431860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{3329}}^1$

素因数の和:3473

約数の個数: 72

約数和(自身を含む): 5222092680

約数和(自身を除く): 2890660820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 361, 380, 388, 485, 722, 970, 1444, 1805, 1843, 1940, 3329, 3610, 3686, 6658, 7220, 7372, 9215, 13316, 16645, 18430, 33290, 35017, 36860, 63251, 66580, 70034, 126502, 140068, 175085, 253004, 316255, 322913, 350170, 632510, 645826, 700340, 1201769, 1265020, 1291652, 1614565, 2403538, 3229130, 4807076, 6008845, 6135347, 6458260, 12017690, 12270694, 24035380, 24541388, 30676735, 61353470, 116571593, 122706940, 233143186, 466286372, 582857965, 1165715930, 2331431860]

約数ペア:

[(1, 2331431860), (2, 1165715930), (4, 582857965), (5, 466286372), (10, 233143186), (19, 122706940), (20, 116571593), (38, 61353470), (76, 30676735), (95, 24541388), (97, 24035380), (190, 12270694), (194, 12017690), (361, 6458260), (380, 6135347), (388, 6008845), (485, 4807076), (722, 3229130), (970, 2403538), (1444, 1614565), (1805, 1291652), (1843, 1265020), (1940, 1201769), (3329, 700340), (3610, 645826), (3686, 632510), (6658, 350170), (7220, 322913), (7372, 316255), (9215, 253004), (13316, 175085), (16645, 140068), (18430, 126502), (33290, 70034), (35017, 66580), (36860, 63251)]