17866963120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{46831}}^1$

素因数の和:47114

約数の個数: 80

約数和(自身を含む): 43902190080

約数和(自身を除く): 26035226960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 251, 304, 380, 502, 760, 1004, 1255, 1520, 2008, 2510, 4016, 4769, 5020, 9538, 10040, 19076, 20080, 23845, 38152, 46831, 47690, 76304, 93662, 95380, 187324, 190760, 234155, 374648, 381520, 468310, 749296, 889789, 936620, 1779578, 1873240, 3559156, 3746480, 4448945, 7118312, 8897890, 11754581, 14236624, 17795780, 23509162, 35591560, 47018324, 58772905, 71183120, 94036648, 117545810, 188073296, 223337039, 235091620, 446674078, 470183240, 893348156, 940366480, 1116685195, 1786696312, 2233370390, 3573392624, 4466740780, 8933481560, 17866963120]

約数ペア:

[(1, 17866963120), (2, 8933481560), (4, 4466740780), (5, 3573392624), (8, 2233370390), (10, 1786696312), (16, 1116685195), (19, 940366480), (20, 893348156), (38, 470183240), (40, 446674078), (76, 235091620), (80, 223337039), (95, 188073296), (152, 117545810), (190, 94036648), (251, 71183120), (304, 58772905), (380, 47018324), (502, 35591560), (760, 23509162), (1004, 17795780), (1255, 14236624), (1520, 11754581), (2008, 8897890), (2510, 7118312), (4016, 4448945), (4769, 3746480), (5020, 3559156), (9538, 1873240), (10040, 1779578), (19076, 936620), (20080, 889789), (23845, 749296), (38152, 468310), (46831, 381520), (47690, 374648), (76304, 234155), (93662, 190760), (95380, 187324)]