16380280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3116

約数の個数: 64

約数和(自身を含む): 44352000

約数和(自身を除く): 27971720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3079, 5320, 6158, 12316, 15395, 21553, 24632, 30790, 43106, 58501, 61580, 86212, 107765, 117002, 123160, 172424, 215530, 234004, 292505, 409507, 431060, 468008, 585010, 819014, 862120, 1170020, 1638028, 2047535, 2340040, 3276056, 4095070, 8190140, 16380280]

約数ペア:

[(1, 16380280), (2, 8190140), (4, 4095070), (5, 3276056), (7, 2340040), (8, 2047535), (10, 1638028), (14, 1170020), (19, 862120), (20, 819014), (28, 585010), (35, 468008), (38, 431060), (40, 409507), (56, 292505), (70, 234004), (76, 215530), (95, 172424), (133, 123160), (140, 117002), (152, 107765), (190, 86212), (266, 61580), (280, 58501), (380, 43106), (532, 30790), (665, 24632), (760, 21553), (1064, 15395), (1330, 12316), (2660, 6158), (3079, 5320)]