20584740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31189}}^1$

素因数の和:31212

約数の個数: 48

約数和(自身を含む): 62879040

約数和(自身を除く): 42294300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31189, 62378, 93567, 124756, 155945, 187134, 311890, 343079, 374268, 467835, 623780, 686158, 935670, 1029237, 1372316, 1715395, 1871340, 2058474, 3430790, 4116948, 5146185, 6861580, 10292370, 20584740]

約数ペア:

[(1, 20584740), (2, 10292370), (3, 6861580), (4, 5146185), (5, 4116948), (6, 3430790), (10, 2058474), (11, 1871340), (12, 1715395), (15, 1372316), (20, 1029237), (22, 935670), (30, 686158), (33, 623780), (44, 467835), (55, 374268), (60, 343079), (66, 311890), (110, 187134), (132, 155945), (165, 124756), (220, 93567), (330, 62378), (660, 31189)]