397472080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{547}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 958938624

約数和(自身を除く): 561466544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 293, 310, 496, 547, 586, 620, 1094, 1172, 1240, 1465, 2188, 2344, 2480, 2735, 2930, 4376, 4688, 5470, 5860, 8752, 9083, 10940, 11720, 16957, 18166, 21880, 23440, 33914, 36332, 43760, 45415, 67828, 72664, 84785, 90830, 135656, 145328, 160271, 169570, 181660, 271312, 320542, 339140, 363320, 641084, 678280, 726640, 801355, 1282168, 1356560, 1602710, 2564336, 3205420, 4968401, 6410840, 9936802, 12821680, 19873604, 24842005, 39747208, 49684010, 79494416, 99368020, 198736040, 397472080]

約数ペア:

[(1, 397472080), (2, 198736040), (4, 99368020), (5, 79494416), (8, 49684010), (10, 39747208), (16, 24842005), (20, 19873604), (31, 12821680), (40, 9936802), (62, 6410840), (80, 4968401), (124, 3205420), (155, 2564336), (248, 1602710), (293, 1356560), (310, 1282168), (496, 801355), (547, 726640), (586, 678280), (620, 641084), (1094, 363320), (1172, 339140), (1240, 320542), (1465, 271312), (2188, 181660), (2344, 169570), (2480, 160271), (2735, 145328), (2930, 135656), (4376, 90830), (4688, 84785), (5470, 72664), (5860, 67828), (8752, 45415), (9083, 43760), (10940, 36332), (11720, 33914), (16957, 23440), (18166, 21880)]