977187860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{233777}}^1$

素因数の和:233816

約数の個数: 48

約数和(自身を含む): 2356482240

約数和(自身を除く): 1379294380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 233777, 467554, 935108, 1168885, 2337770, 2571547, 4441763, 4675540, 5143094, 8883526, 10286188, 12857735, 17767052, 22208815, 25715470, 44417630, 48859393, 51430940, 88835260, 97718786, 195437572, 244296965, 488593930, 977187860]

約数ペア:

[(1, 977187860), (2, 488593930), (4, 244296965), (5, 195437572), (10, 97718786), (11, 88835260), (19, 51430940), (20, 48859393), (22, 44417630), (38, 25715470), (44, 22208815), (55, 17767052), (76, 12857735), (95, 10286188), (110, 8883526), (190, 5143094), (209, 4675540), (220, 4441763), (380, 2571547), (418, 2337770), (836, 1168885), (1045, 935108), (2090, 467554), (4180, 233777)]