4168000

素因数分解:

$2^6\times 5^3\times {\mathrm{521}}^1$

素因数の和:548

約数の個数: 56

約数和(自身を含む): 10341864

約数和(自身を除く): 6173864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 521, 800, 1000, 1042, 1600, 2000, 2084, 2605, 4000, 4168, 5210, 8000, 8336, 10420, 13025, 16672, 20840, 26050, 33344, 41680, 52100, 65125, 83360, 104200, 130250, 166720, 208400, 260500, 416800, 521000, 833600, 1042000, 2084000, 4168000]

約数ペア:

[(1, 4168000), (2, 2084000), (4, 1042000), (5, 833600), (8, 521000), (10, 416800), (16, 260500), (20, 208400), (25, 166720), (32, 130250), (40, 104200), (50, 83360), (64, 65125), (80, 52100), (100, 41680), (125, 33344), (160, 26050), (200, 20840), (250, 16672), (320, 13025), (400, 10420), (500, 8336), (521, 8000), (800, 5210), (1000, 4168), (1042, 4000), (1600, 2605), (2000, 2084)]