40972140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20693}}^1$

素因数の和:20719

約数の個数: 72

約数和(自身を含む): 135587088

約数和(自身を除く): 94614948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 20693, 41386, 62079, 82772, 103465, 124158, 186237, 206930, 227623, 248316, 310395, 372474, 413860, 455246, 620790, 682869, 744948, 910492, 931185, 1138115, 1241580, 1365738, 1862370, 2048607, 2276230, 2731476, 3414345, 3724740, 4097214, 4552460, 6828690, 8194428, 10243035, 13657380, 20486070, 40972140]

約数ペア:

[(1, 40972140), (2, 20486070), (3, 13657380), (4, 10243035), (5, 8194428), (6, 6828690), (9, 4552460), (10, 4097214), (11, 3724740), (12, 3414345), (15, 2731476), (18, 2276230), (20, 2048607), (22, 1862370), (30, 1365738), (33, 1241580), (36, 1138115), (44, 931185), (45, 910492), (55, 744948), (60, 682869), (66, 620790), (90, 455246), (99, 413860), (110, 372474), (132, 310395), (165, 248316), (180, 227623), (198, 206930), (220, 186237), (330, 124158), (396, 103465), (495, 82772), (660, 62079), (990, 41386), (1980, 20693)]