15705217880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1551899}}^1$

素因数の和:1551944

約数の個数: 64

約数和(自身を含む): 40225248000

約数和(自身を除く): 24520030120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 1551899, 3103798, 6207596, 7759495, 12415192, 15518990, 17070889, 31037980, 34141778, 35693677, 62075960, 68283556, 71387354, 85354445, 136567112, 142774708, 170708890, 178468385, 285549416, 341417780, 356936770, 392630447, 682835560, 713873540, 785260894, 1427747080, 1570521788, 1963152235, 3141043576, 3926304470, 7852608940, 15705217880]

約数ペア:

[(1, 15705217880), (2, 7852608940), (4, 3926304470), (5, 3141043576), (8, 1963152235), (10, 1570521788), (11, 1427747080), (20, 785260894), (22, 713873540), (23, 682835560), (40, 392630447), (44, 356936770), (46, 341417780), (55, 285549416), (88, 178468385), (92, 170708890), (110, 142774708), (115, 136567112), (184, 85354445), (220, 71387354), (230, 68283556), (253, 62075960), (440, 35693677), (460, 34141778), (506, 31037980), (920, 17070889), (1012, 15518990), (1265, 12415192), (2024, 7759495), (2530, 6207596), (5060, 3103798), (10120, 1551899)]