1566392680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{10357}}^1$

素因数の和:10586

約数の個数: 64

約数和(自身を含む): 3728880000

約数和(自身を除く): 2162487320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 380, 398, 760, 796, 995, 1592, 1990, 3781, 3980, 7562, 7960, 10357, 15124, 18905, 20714, 30248, 37810, 41428, 51785, 75620, 82856, 103570, 151240, 196783, 207140, 393566, 414280, 787132, 983915, 1574264, 1967830, 2061043, 3935660, 4122086, 7871320, 8244172, 10305215, 16488344, 20610430, 39159817, 41220860, 78319634, 82441720, 156639268, 195799085, 313278536, 391598170, 783196340, 1566392680]

約数ペア:

[(1, 1566392680), (2, 783196340), (4, 391598170), (5, 313278536), (8, 195799085), (10, 156639268), (19, 82441720), (20, 78319634), (38, 41220860), (40, 39159817), (76, 20610430), (95, 16488344), (152, 10305215), (190, 8244172), (199, 7871320), (380, 4122086), (398, 3935660), (760, 2061043), (796, 1967830), (995, 1574264), (1592, 983915), (1990, 787132), (3781, 414280), (3980, 393566), (7562, 207140), (7960, 196783), (10357, 151240), (15124, 103570), (18905, 82856), (20714, 75620), (30248, 51785), (37810, 41428)]