19973167560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55481021}}^1$

素因数の和:55481038

約数の個数: 48

約数和(自身を含む): 64912795740

約数和(自身を除く): 44939628180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55481021, 110962042, 166443063, 221924084, 277405105, 332886126, 443848168, 499329189, 554810210, 665772252, 832215315, 998658378, 1109620420, 1331544504, 1664430630, 1997316756, 2219240840, 2496645945, 3328861260, 3994633512, 4993291890, 6657722520, 9986583780, 19973167560]

約数ペア:

[(1, 19973167560), (2, 9986583780), (3, 6657722520), (4, 4993291890), (5, 3994633512), (6, 3328861260), (8, 2496645945), (9, 2219240840), (10, 1997316756), (12, 1664430630), (15, 1331544504), (18, 1109620420), (20, 998658378), (24, 832215315), (30, 665772252), (36, 554810210), (40, 499329189), (45, 443848168), (60, 332886126), (72, 277405105), (90, 221924084), (120, 166443063), (180, 110962042), (360, 55481021)]