7922680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 19284480

約数和(自身を除く): 11361800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 191, 244, 305, 340, 382, 488, 610, 680, 764, 955, 1037, 1220, 1528, 1910, 2074, 2440, 3247, 3820, 4148, 5185, 6494, 7640, 8296, 10370, 11651, 12988, 16235, 20740, 23302, 25976, 32470, 41480, 46604, 58255, 64940, 93208, 116510, 129880, 198067, 233020, 396134, 466040, 792268, 990335, 1584536, 1980670, 3961340, 7922680]

約数ペア:

[(1, 7922680), (2, 3961340), (4, 1980670), (5, 1584536), (8, 990335), (10, 792268), (17, 466040), (20, 396134), (34, 233020), (40, 198067), (61, 129880), (68, 116510), (85, 93208), (122, 64940), (136, 58255), (170, 46604), (191, 41480), (244, 32470), (305, 25976), (340, 23302), (382, 20740), (488, 16235), (610, 12988), (680, 11651), (764, 10370), (955, 8296), (1037, 7640), (1220, 6494), (1528, 5185), (1910, 4148), (2074, 3820), (2440, 3247)]