898152040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{40751}}^1$

素因数の和:40810

約数の個数: 64

約数和(自身を含む): 2200608000

約数和(自身を除く): 1302455960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 40751, 81502, 163004, 203755, 326008, 407510, 774269, 815020, 1181779, 1548538, 1630040, 2363558, 3097076, 3871345, 4727116, 5908895, 6194152, 7742690, 9454232, 11817790, 15485380, 22453801, 23635580, 30970760, 44907602, 47271160, 89815204, 112269005, 179630408, 224538010, 449076020, 898152040]

約数ペア:

[(1, 898152040), (2, 449076020), (4, 224538010), (5, 179630408), (8, 112269005), (10, 89815204), (19, 47271160), (20, 44907602), (29, 30970760), (38, 23635580), (40, 22453801), (58, 15485380), (76, 11817790), (95, 9454232), (116, 7742690), (145, 6194152), (152, 5908895), (190, 4727116), (232, 3871345), (290, 3097076), (380, 2363558), (551, 1630040), (580, 1548538), (760, 1181779), (1102, 815020), (1160, 774269), (2204, 407510), (2755, 326008), (4408, 203755), (5510, 163004), (11020, 81502), (22040, 40751)]