1564839520

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{264331}}^1$

素因数の和:264383

約数の個数: 48

約数和(自身を含む): 3796864848

約数和(自身を除く): 2232025328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 264331, 528662, 1057324, 1321655, 2114648, 2643310, 4229296, 5286620, 8458592, 9780247, 10573240, 19560494, 21146480, 39120988, 42292960, 48901235, 78241976, 97802470, 156483952, 195604940, 312967904, 391209880, 782419760, 1564839520]

約数ペア:

[(1, 1564839520), (2, 782419760), (4, 391209880), (5, 312967904), (8, 195604940), (10, 156483952), (16, 97802470), (20, 78241976), (32, 48901235), (37, 42292960), (40, 39120988), (74, 21146480), (80, 19560494), (148, 10573240), (160, 9780247), (185, 8458592), (296, 5286620), (370, 4229296), (592, 2643310), (740, 2114648), (1184, 1321655), (1480, 1057324), (2960, 528662), (5920, 264331)]