22118320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 59424768

約数和(自身を除く): 37306448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 311, 508, 560, 622, 635, 889, 1016, 1244, 1270, 1555, 1778, 2032, 2177, 2488, 2540, 3110, 3556, 4354, 4445, 4976, 5080, 6220, 7112, 8708, 8890, 10160, 10885, 12440, 14224, 17416, 17780, 21770, 24880, 34832, 35560, 39497, 43540, 71120, 78994, 87080, 157988, 174160, 197485, 276479, 315976, 394970, 552958, 631952, 789940, 1105916, 1382395, 1579880, 2211832, 2764790, 3159760, 4423664, 5529580, 11059160, 22118320]

約数ペア:

[(1, 22118320), (2, 11059160), (4, 5529580), (5, 4423664), (7, 3159760), (8, 2764790), (10, 2211832), (14, 1579880), (16, 1382395), (20, 1105916), (28, 789940), (35, 631952), (40, 552958), (56, 394970), (70, 315976), (80, 276479), (112, 197485), (127, 174160), (140, 157988), (254, 87080), (280, 78994), (311, 71120), (508, 43540), (560, 39497), (622, 35560), (635, 34832), (889, 24880), (1016, 21770), (1244, 17780), (1270, 17416), (1555, 14224), (1778, 12440), (2032, 10885), (2177, 10160), (2488, 8890), (2540, 8708), (3110, 7112), (3556, 6220), (4354, 5080), (4445, 4976)]