407444080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2803}}^1$

素因数の和:2918

約数の個数: 80

約数和(自身を含む): 1001364480

約数和(自身を除く): 593920400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 395, 460, 632, 790, 920, 1264, 1580, 1817, 1840, 2803, 3160, 3634, 5606, 6320, 7268, 9085, 11212, 14015, 14536, 18170, 22424, 28030, 29072, 36340, 44848, 56060, 64469, 72680, 112120, 128938, 145360, 221437, 224240, 257876, 322345, 442874, 515752, 644690, 885748, 1031504, 1107185, 1289380, 1771496, 2214370, 2578760, 3542992, 4428740, 5093051, 5157520, 8857480, 10186102, 17714960, 20372204, 25465255, 40744408, 50930510, 81488816, 101861020, 203722040, 407444080]

約数ペア:

[(1, 407444080), (2, 203722040), (4, 101861020), (5, 81488816), (8, 50930510), (10, 40744408), (16, 25465255), (20, 20372204), (23, 17714960), (40, 10186102), (46, 8857480), (79, 5157520), (80, 5093051), (92, 4428740), (115, 3542992), (158, 2578760), (184, 2214370), (230, 1771496), (316, 1289380), (368, 1107185), (395, 1031504), (460, 885748), (632, 644690), (790, 515752), (920, 442874), (1264, 322345), (1580, 257876), (1817, 224240), (1840, 221437), (2803, 145360), (3160, 128938), (3634, 112120), (5606, 72680), (6320, 64469), (7268, 56060), (9085, 44848), (11212, 36340), (14015, 29072), (14536, 28030), (18170, 22424)]