39936944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 87181920

約数和(自身を除く): 47244976

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 61, 68, 83, 116, 122, 136, 166, 232, 244, 272, 332, 464, 488, 493, 664, 976, 986, 1037, 1328, 1411, 1769, 1972, 2074, 2407, 2822, 3538, 3944, 4148, 4814, 5063, 5644, 7076, 7888, 8296, 9628, 10126, 11288, 14152, 16592, 19256, 20252, 22576, 28304, 30073, 38512, 40504, 40919, 60146, 81008, 81838, 86071, 120292, 146827, 163676, 172142, 240584, 293654, 327352, 344284, 481168, 587308, 654704, 688568, 1174616, 1377136, 2349232, 2496059, 4992118, 9984236, 19968472, 39936944]

約数ペア:

[(1, 39936944), (2, 19968472), (4, 9984236), (8, 4992118), (16, 2496059), (17, 2349232), (29, 1377136), (34, 1174616), (58, 688568), (61, 654704), (68, 587308), (83, 481168), (116, 344284), (122, 327352), (136, 293654), (166, 240584), (232, 172142), (244, 163676), (272, 146827), (332, 120292), (464, 86071), (488, 81838), (493, 81008), (664, 60146), (976, 40919), (986, 40504), (1037, 38512), (1328, 30073), (1411, 28304), (1769, 22576), (1972, 20252), (2074, 19256), (2407, 16592), (2822, 14152), (3538, 11288), (3944, 10126), (4148, 9628), (4814, 8296), (5063, 7888), (5644, 7076)]