2720800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 7030800

約数和(自身を除く): 4310000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 179, 190, 200, 304, 358, 380, 400, 475, 608, 716, 760, 800, 895, 950, 1432, 1520, 1790, 1900, 2864, 3040, 3401, 3580, 3800, 4475, 5728, 6802, 7160, 7600, 8950, 13604, 14320, 15200, 17005, 17900, 27208, 28640, 34010, 35800, 54416, 68020, 71600, 85025, 108832, 136040, 143200, 170050, 272080, 340100, 544160, 680200, 1360400, 2720800]

約数ペア:

[(1, 2720800), (2, 1360400), (4, 680200), (5, 544160), (8, 340100), (10, 272080), (16, 170050), (19, 143200), (20, 136040), (25, 108832), (32, 85025), (38, 71600), (40, 68020), (50, 54416), (76, 35800), (80, 34010), (95, 28640), (100, 27208), (152, 17900), (160, 17005), (179, 15200), (190, 14320), (200, 13604), (304, 8950), (358, 7600), (380, 7160), (400, 6802), (475, 5728), (608, 4475), (716, 3800), (760, 3580), (800, 3401), (895, 3040), (950, 2864), (1432, 1900), (1520, 1790)]