836693740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{3061}}^1$

素因数の和:3322

約数の個数: 48

約数和(自身を含む): 1790167680

約数和(自身を除く): 953473940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 173, 316, 346, 395, 692, 790, 865, 1580, 1730, 3061, 3460, 6122, 12244, 13667, 15305, 27334, 30610, 54668, 61220, 68335, 136670, 241819, 273340, 483638, 529553, 967276, 1059106, 1209095, 2118212, 2418190, 2647765, 4836380, 5295530, 10591060, 41834687, 83669374, 167338748, 209173435, 418346870, 836693740]

約数ペア:

[(1, 836693740), (2, 418346870), (4, 209173435), (5, 167338748), (10, 83669374), (20, 41834687), (79, 10591060), (158, 5295530), (173, 4836380), (316, 2647765), (346, 2418190), (395, 2118212), (692, 1209095), (790, 1059106), (865, 967276), (1580, 529553), (1730, 483638), (3061, 273340), (3460, 241819), (6122, 136670), (12244, 68335), (13667, 61220), (15305, 54668), (27334, 30610)]