2017656560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{2293}}^1$

素因数の和:2970

約数の個数: 80

約数和(自身を含む): 4976842176

約数和(自身を除く): 2959185616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 647, 680, 1294, 1360, 2293, 2588, 3235, 4586, 5176, 6470, 9172, 10352, 10999, 11465, 12940, 18344, 21998, 22930, 25880, 36688, 38981, 43996, 45860, 51760, 54995, 77962, 87992, 91720, 109990, 155924, 175984, 183440, 194905, 219980, 311848, 389810, 439960, 623696, 779620, 879920, 1483571, 1559240, 2967142, 3118480, 5934284, 7417855, 11868568, 14835710, 23737136, 25220707, 29671420, 50441414, 59342840, 100882828, 118685680, 126103535, 201765656, 252207070, 403531312, 504414140, 1008828280, 2017656560]

約数ペア:

[(1, 2017656560), (2, 1008828280), (4, 504414140), (5, 403531312), (8, 252207070), (10, 201765656), (16, 126103535), (17, 118685680), (20, 100882828), (34, 59342840), (40, 50441414), (68, 29671420), (80, 25220707), (85, 23737136), (136, 14835710), (170, 11868568), (272, 7417855), (340, 5934284), (647, 3118480), (680, 2967142), (1294, 1559240), (1360, 1483571), (2293, 879920), (2588, 779620), (3235, 623696), (4586, 439960), (5176, 389810), (6470, 311848), (9172, 219980), (10352, 194905), (10999, 183440), (11465, 175984), (12940, 155924), (18344, 109990), (21998, 91720), (22930, 87992), (25880, 77962), (36688, 54995), (38981, 51760), (43996, 45860)]