1780367032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 3585600000

約数和(自身を除く): 1805232968

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 199, 284, 398, 568, 796, 829, 1349, 1592, 1658, 2698, 3316, 3781, 5396, 6632, 7562, 10792, 14129, 15124, 15751, 28258, 30248, 31502, 56516, 58859, 63004, 113032, 117718, 126008, 164971, 235436, 268451, 329942, 470872, 536902, 659884, 1073804, 1118321, 1319768, 2147608, 2236642, 3134449, 4473284, 6268898, 8946568, 11712941, 12537796, 23425882, 25075592, 46851764, 93703528, 222545879, 445091758, 890183516, 1780367032]

約数ペア:

[(1, 1780367032), (2, 890183516), (4, 445091758), (8, 222545879), (19, 93703528), (38, 46851764), (71, 25075592), (76, 23425882), (142, 12537796), (152, 11712941), (199, 8946568), (284, 6268898), (398, 4473284), (568, 3134449), (796, 2236642), (829, 2147608), (1349, 1319768), (1592, 1118321), (1658, 1073804), (2698, 659884), (3316, 536902), (3781, 470872), (5396, 329942), (6632, 268451), (7562, 235436), (10792, 164971), (14129, 126008), (15124, 117718), (15751, 113032), (28258, 63004), (30248, 58859), (31502, 56516)]