20562660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4231}}^1$

素因数の和:4255

約数の個数: 72

約数和(自身を含む): 64698816

約数和(自身を除く): 44136156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4231, 4860, 8462, 12693, 16924, 21155, 25386, 38079, 42310, 50772, 63465, 76158, 84620, 114237, 126930, 152316, 190395, 228474, 253860, 342711, 380790, 456948, 571185, 685422, 761580, 1028133, 1142370, 1370844, 1713555, 2056266, 2284740, 3427110, 4112532, 5140665, 6854220, 10281330, 20562660]

約数ペア:

[(1, 20562660), (2, 10281330), (3, 6854220), (4, 5140665), (5, 4112532), (6, 3427110), (9, 2284740), (10, 2056266), (12, 1713555), (15, 1370844), (18, 1142370), (20, 1028133), (27, 761580), (30, 685422), (36, 571185), (45, 456948), (54, 380790), (60, 342711), (81, 253860), (90, 228474), (108, 190395), (135, 152316), (162, 126930), (180, 114237), (243, 84620), (270, 76158), (324, 63465), (405, 50772), (486, 42310), (540, 38079), (810, 25386), (972, 21155), (1215, 16924), (1620, 12693), (2430, 8462), (4231, 4860)]