1884944020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{677}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 4428587520

約数和(自身を除く): 2543643500

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 431, 646, 677, 862, 1292, 1354, 1615, 1724, 2155, 2708, 3230, 3385, 4310, 6460, 6770, 7327, 8189, 8620, 11509, 12863, 13540, 14654, 16378, 23018, 25726, 29308, 32756, 36635, 40945, 46036, 51452, 57545, 64315, 73270, 81890, 115090, 128630, 139213, 146540, 163780, 218671, 230180, 257260, 278426, 291787, 437342, 556852, 583574, 696065, 874684, 1093355, 1167148, 1392130, 1458935, 2186710, 2784260, 2917870, 4373420, 4960379, 5543953, 5835740, 9920758, 11087906, 19841516, 22175812, 24801895, 27719765, 49603790, 55439530, 94247201, 99207580, 110879060, 188494402, 376988804, 471236005, 942472010, 1884944020]

約数ペア:

[(1, 1884944020), (2, 942472010), (4, 471236005), (5, 376988804), (10, 188494402), (17, 110879060), (19, 99207580), (20, 94247201), (34, 55439530), (38, 49603790), (68, 27719765), (76, 24801895), (85, 22175812), (95, 19841516), (170, 11087906), (190, 9920758), (323, 5835740), (340, 5543953), (380, 4960379), (431, 4373420), (646, 2917870), (677, 2784260), (862, 2186710), (1292, 1458935), (1354, 1392130), (1615, 1167148), (1724, 1093355), (2155, 874684), (2708, 696065), (3230, 583574), (3385, 556852), (4310, 437342), (6460, 291787), (6770, 278426), (7327, 257260), (8189, 230180), (8620, 218671), (11509, 163780), (12863, 146540), (13540, 139213), (14654, 128630), (16378, 115090), (23018, 81890), (25726, 73270), (29308, 64315), (32756, 57545), (36635, 51452), (40945, 46036)]