39973120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 111259008

約数和(自身を除く): 71285888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 167, 170, 176, 187, 220, 256, 272, 320, 334, 340, 352, 374, 440, 544, 640, 668, 680, 704, 748, 835, 880, 935, 1088, 1280, 1336, 1360, 1408, 1496, 1670, 1760, 1837, 1870, 2176, 2672, 2720, 2816, 2839, 2992, 3340, 3520, 3674, 3740, 4352, 5344, 5440, 5678, 5984, 6680, 7040, 7348, 7480, 9185, 10688, 10880, 11356, 11968, 13360, 14080, 14195, 14696, 14960, 18370, 21376, 21760, 22712, 23936, 26720, 28390, 29392, 29920, 31229, 36740, 42752, 45424, 47872, 53440, 56780, 58784, 59840, 62458, 73480, 90848, 106880, 113560, 117568, 119680, 124916, 146960, 156145, 181696, 213760, 227120, 235136, 239360, 249832, 293920, 312290, 363392, 454240, 470272, 499664, 587840, 624580, 726784, 908480, 999328, 1175680, 1249160, 1816960, 1998656, 2351360, 2498320, 3633920, 3997312, 4996640, 7994624, 9993280, 19986560, 39973120]

約数ペア:

[(1, 39973120), (2, 19986560), (4, 9993280), (5, 7994624), (8, 4996640), (10, 3997312), (11, 3633920), (16, 2498320), (17, 2351360), (20, 1998656), (22, 1816960), (32, 1249160), (34, 1175680), (40, 999328), (44, 908480), (55, 726784), (64, 624580), (68, 587840), (80, 499664), (85, 470272), (88, 454240), (110, 363392), (128, 312290), (136, 293920), (160, 249832), (167, 239360), (170, 235136), (176, 227120), (187, 213760), (220, 181696), (256, 156145), (272, 146960), (320, 124916), (334, 119680), (340, 117568), (352, 113560), (374, 106880), (440, 90848), (544, 73480), (640, 62458), (668, 59840), (680, 58784), (704, 56780), (748, 53440), (835, 47872), (880, 45424), (935, 42752), (1088, 36740), (1280, 31229), (1336, 29920), (1360, 29392), (1408, 28390), (1496, 26720), (1670, 23936), (1760, 22712), (1837, 21760), (1870, 21376), (2176, 18370), (2672, 14960), (2720, 14696), (2816, 14195), (2839, 14080), (2992, 13360), (3340, 11968), (3520, 11356), (3674, 10880), (3740, 10688), (4352, 9185), (5344, 7480), (5440, 7348), (5678, 7040), (5984, 6680)]