19218200

素因数分解:

$2^3\times 5^2\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 44971080

約数和(自身を除く): 25752880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 307, 313, 614, 626, 1228, 1252, 1535, 1565, 2456, 2504, 3070, 3130, 6140, 6260, 7675, 7825, 12280, 12520, 15350, 15650, 30700, 31300, 61400, 62600, 96091, 192182, 384364, 480455, 768728, 960910, 1921820, 2402275, 3843640, 4804550, 9609100, 19218200]

約数ペア:

[(1, 19218200), (2, 9609100), (4, 4804550), (5, 3843640), (8, 2402275), (10, 1921820), (20, 960910), (25, 768728), (40, 480455), (50, 384364), (100, 192182), (200, 96091), (307, 62600), (313, 61400), (614, 31300), (626, 30700), (1228, 15650), (1252, 15350), (1535, 12520), (1565, 12280), (2456, 7825), (2504, 7675), (3070, 6260), (3130, 6140)]