20603000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1873}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 52621920

約数和(自身を除く): 32018920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 1873, 2200, 2750, 3746, 5500, 7492, 9365, 11000, 14984, 18730, 20603, 37460, 41206, 46825, 74920, 82412, 93650, 103015, 164824, 187300, 206030, 234125, 374600, 412060, 468250, 515075, 824120, 936500, 1030150, 1873000, 2060300, 2575375, 4120600, 5150750, 10301500, 20603000]

約数ペア:

[(1, 20603000), (2, 10301500), (4, 5150750), (5, 4120600), (8, 2575375), (10, 2060300), (11, 1873000), (20, 1030150), (22, 936500), (25, 824120), (40, 515075), (44, 468250), (50, 412060), (55, 374600), (88, 234125), (100, 206030), (110, 187300), (125, 164824), (200, 103015), (220, 93650), (250, 82412), (275, 74920), (440, 46825), (500, 41206), (550, 37460), (1000, 20603), (1100, 18730), (1375, 14984), (1873, 11000), (2200, 9365), (2750, 7492), (3746, 5500)]