1866866480

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{70501}}^1$

素因数の和:70845

約数の個数: 40

約数和(自身を含む): 4353639504

約数和(自身を除く): 2486773024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 26480, 70501, 141002, 282004, 352505, 564008, 705010, 1128016, 1410020, 2820040, 5640080, 23335831, 46671662, 93343324, 116679155, 186686648, 233358310, 373373296, 466716620, 933433240, 1866866480]

約数ペア:

[(1, 1866866480), (2, 933433240), (4, 466716620), (5, 373373296), (8, 233358310), (10, 186686648), (16, 116679155), (20, 93343324), (40, 46671662), (80, 23335831), (331, 5640080), (662, 2820040), (1324, 1410020), (1655, 1128016), (2648, 705010), (3310, 564008), (5296, 352505), (6620, 282004), (13240, 141002), (26480, 70501)]