20148900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1493

約数の個数: 72

約数和(自身を含む): 59579520

約数和(自身を除く): 39430620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1410, 1429, 2350, 2820, 2858, 3525, 4287, 4700, 5716, 7050, 7145, 8574, 14100, 14290, 17148, 21435, 28580, 35725, 42870, 67163, 71450, 85740, 107175, 134326, 142900, 201489, 214350, 268652, 335815, 402978, 428700, 671630, 805956, 1007445, 1343260, 1679075, 2014890, 3358150, 4029780, 5037225, 6716300, 10074450, 20148900]

約数ペア:

[(1, 20148900), (2, 10074450), (3, 6716300), (4, 5037225), (5, 4029780), (6, 3358150), (10, 2014890), (12, 1679075), (15, 1343260), (20, 1007445), (25, 805956), (30, 671630), (47, 428700), (50, 402978), (60, 335815), (75, 268652), (94, 214350), (100, 201489), (141, 142900), (150, 134326), (188, 107175), (235, 85740), (282, 71450), (300, 67163), (470, 42870), (564, 35725), (705, 28580), (940, 21435), (1175, 17148), (1410, 14290), (1429, 14100), (2350, 8574), (2820, 7145), (2858, 7050), (3525, 5716), (4287, 4700)]