20049840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27847}}^1$

素因数の和:27866

約数の個数: 60

約数和(自身を含む): 67336464

約数和(自身を除く): 47286624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27847, 55694, 83541, 111388, 139235, 167082, 222776, 250623, 278470, 334164, 417705, 445552, 501246, 556940, 668328, 835410, 1002492, 1113880, 1253115, 1336656, 1670820, 2004984, 2227760, 2506230, 3341640, 4009968, 5012460, 6683280, 10024920, 20049840]

約数ペア:

[(1, 20049840), (2, 10024920), (3, 6683280), (4, 5012460), (5, 4009968), (6, 3341640), (8, 2506230), (9, 2227760), (10, 2004984), (12, 1670820), (15, 1336656), (16, 1253115), (18, 1113880), (20, 1002492), (24, 835410), (30, 668328), (36, 556940), (40, 501246), (45, 445552), (48, 417705), (60, 334164), (72, 278470), (80, 250623), (90, 222776), (120, 167082), (144, 139235), (180, 111388), (240, 83541), (360, 55694), (720, 27847)]