8683220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{367}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 22627584

約数和(自身を除く): 13944364

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 367, 455, 676, 734, 845, 910, 1183, 1468, 1690, 1820, 1835, 2366, 2569, 3380, 3670, 4732, 4771, 5138, 5915, 7340, 9542, 10276, 11830, 12845, 19084, 23660, 23855, 25690, 33397, 47710, 51380, 62023, 66794, 95420, 124046, 133588, 166985, 248092, 310115, 333970, 434161, 620230, 667940, 868322, 1240460, 1736644, 2170805, 4341610, 8683220]

約数ペア:

[(1, 8683220), (2, 4341610), (4, 2170805), (5, 1736644), (7, 1240460), (10, 868322), (13, 667940), (14, 620230), (20, 434161), (26, 333970), (28, 310115), (35, 248092), (52, 166985), (65, 133588), (70, 124046), (91, 95420), (130, 66794), (140, 62023), (169, 51380), (182, 47710), (260, 33397), (338, 25690), (364, 23855), (367, 23660), (455, 19084), (676, 12845), (734, 11830), (845, 10276), (910, 9542), (1183, 7340), (1468, 5915), (1690, 5138), (1820, 4771), (1835, 4732), (2366, 3670), (2569, 3380)]