4015000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:110

約数の個数: 80

約数和(自身を含む): 10402920

約数和(自身を除く): 6387920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 73, 88, 100, 110, 125, 146, 200, 220, 250, 275, 292, 365, 440, 500, 550, 584, 625, 730, 803, 1000, 1100, 1250, 1375, 1460, 1606, 1825, 2200, 2500, 2750, 2920, 3212, 3650, 4015, 5000, 5500, 6424, 6875, 7300, 8030, 9125, 11000, 13750, 14600, 16060, 18250, 20075, 27500, 32120, 36500, 40150, 45625, 55000, 73000, 80300, 91250, 100375, 160600, 182500, 200750, 365000, 401500, 501875, 803000, 1003750, 2007500, 4015000]

約数ペア:

[(1, 4015000), (2, 2007500), (4, 1003750), (5, 803000), (8, 501875), (10, 401500), (11, 365000), (20, 200750), (22, 182500), (25, 160600), (40, 100375), (44, 91250), (50, 80300), (55, 73000), (73, 55000), (88, 45625), (100, 40150), (110, 36500), (125, 32120), (146, 27500), (200, 20075), (220, 18250), (250, 16060), (275, 14600), (292, 13750), (365, 11000), (440, 9125), (500, 8030), (550, 7300), (584, 6875), (625, 6424), (730, 5500), (803, 5000), (1000, 4015), (1100, 3650), (1250, 3212), (1375, 2920), (1460, 2750), (1606, 2500), (1825, 2200)]