16972000

素因数分解:

$2^5\times 5^3\times {\mathrm{4243}}^1$

素因数の和:4268

約数の個数: 48

約数和(自身を含む): 41710032

約数和(自身を除く): 24738032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 4243, 8486, 16972, 21215, 33944, 42430, 67888, 84860, 106075, 135776, 169720, 212150, 339440, 424300, 530375, 678880, 848600, 1060750, 1697200, 2121500, 3394400, 4243000, 8486000, 16972000]

約数ペア:

[(1, 16972000), (2, 8486000), (4, 4243000), (5, 3394400), (8, 2121500), (10, 1697200), (16, 1060750), (20, 848600), (25, 678880), (32, 530375), (40, 424300), (50, 339440), (80, 212150), (100, 169720), (125, 135776), (160, 106075), (200, 84860), (250, 67888), (400, 42430), (500, 33944), (800, 21215), (1000, 16972), (2000, 8486), (4000, 4243)]