4080692480

素因数分解:

$2^8\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3931}}^1$

素因数の和:4763

約数の個数: 72

約数和(自身を含む): 9789075744

約数和(自身を除く): 5708383264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 811, 1280, 1622, 3244, 3931, 4055, 6488, 7862, 8110, 12976, 15724, 16220, 19655, 25952, 31448, 32440, 39310, 51904, 62896, 64880, 78620, 103808, 125792, 129760, 157240, 207616, 251584, 259520, 314480, 503168, 519040, 628960, 1006336, 1038080, 1257920, 2515840, 3188041, 5031680, 6376082, 12752164, 15940205, 25504328, 31880410, 51008656, 63760820, 102017312, 127521640, 204034624, 255043280, 408069248, 510086560, 816138496, 1020173120, 2040346240, 4080692480]

約数ペア:

[(1, 4080692480), (2, 2040346240), (4, 1020173120), (5, 816138496), (8, 510086560), (10, 408069248), (16, 255043280), (20, 204034624), (32, 127521640), (40, 102017312), (64, 63760820), (80, 51008656), (128, 31880410), (160, 25504328), (256, 15940205), (320, 12752164), (640, 6376082), (811, 5031680), (1280, 3188041), (1622, 2515840), (3244, 1257920), (3931, 1038080), (4055, 1006336), (6488, 628960), (7862, 519040), (8110, 503168), (12976, 314480), (15724, 259520), (16220, 251584), (19655, 207616), (25952, 157240), (31448, 129760), (32440, 125792), (39310, 103808), (51904, 78620), (62896, 64880)]