422656420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 900160128

約数和(自身を除く): 477503708

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 313, 428, 535, 626, 631, 1070, 1252, 1262, 1565, 2140, 2524, 3130, 3155, 6260, 6310, 12620, 33491, 66982, 67517, 133964, 135034, 167455, 197503, 270068, 334910, 337585, 395006, 669820, 675170, 790012, 987515, 1350340, 1975030, 3950060, 21132821, 42265642, 84531284, 105664105, 211328210, 422656420]

約数ペア:

[(1, 422656420), (2, 211328210), (4, 105664105), (5, 84531284), (10, 42265642), (20, 21132821), (107, 3950060), (214, 1975030), (313, 1350340), (428, 987515), (535, 790012), (626, 675170), (631, 669820), (1070, 395006), (1252, 337585), (1262, 334910), (1565, 270068), (2140, 197503), (2524, 167455), (3130, 135034), (3155, 133964), (6260, 67517), (6310, 66982), (12620, 33491)]