77903420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29287}}^1$

素因数の和:29322

約数の個数: 48

約数和(自身を含む): 196815360

約数和(自身を除く): 118911940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29287, 58574, 117148, 146435, 205009, 292870, 410018, 556453, 585740, 820036, 1025045, 1112906, 2050090, 2225812, 2782265, 3895171, 4100180, 5564530, 7790342, 11129060, 15580684, 19475855, 38951710, 77903420]

約数ペア:

[(1, 77903420), (2, 38951710), (4, 19475855), (5, 15580684), (7, 11129060), (10, 7790342), (14, 5564530), (19, 4100180), (20, 3895171), (28, 2782265), (35, 2225812), (38, 2050090), (70, 1112906), (76, 1025045), (95, 820036), (133, 585740), (140, 556453), (190, 410018), (266, 292870), (380, 205009), (532, 146435), (665, 117148), (1330, 58574), (2660, 29287)]