337394020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{4507}}^1$

素因数の和:4732

約数の個数: 48

約数和(自身を含む): 749770560

約数和(自身を除く): 412376540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 788, 985, 1970, 3743, 3940, 4507, 7486, 9014, 14972, 18028, 18715, 22535, 37430, 45070, 74860, 85633, 90140, 171266, 342532, 428165, 856330, 887879, 1712660, 1775758, 3551516, 4439395, 8878790, 16869701, 17757580, 33739402, 67478804, 84348505, 168697010, 337394020]

約数ペア:

[(1, 337394020), (2, 168697010), (4, 84348505), (5, 67478804), (10, 33739402), (19, 17757580), (20, 16869701), (38, 8878790), (76, 4439395), (95, 3551516), (190, 1775758), (197, 1712660), (380, 887879), (394, 856330), (788, 428165), (985, 342532), (1970, 171266), (3743, 90140), (3940, 85633), (4507, 74860), (7486, 45070), (9014, 37430), (14972, 22535), (18028, 18715)]