20739968320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{3191}}^1$

素因数の和:4296

約数の個数: 112

約数和(自身を含む): 52051305600

約数和(自身を除く): 31311337280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1069, 1216, 1520, 2138, 3040, 3191, 4276, 5345, 6080, 6382, 8552, 10690, 12764, 15955, 17104, 20311, 21380, 25528, 31910, 34208, 40622, 42760, 51056, 60629, 63820, 68416, 81244, 85520, 101555, 102112, 121258, 127640, 162488, 171040, 203110, 204224, 242516, 255280, 303145, 324976, 342080, 406220, 485032, 510560, 606290, 649952, 812440, 970064, 1021120, 1212580, 1299904, 1624880, 1940128, 2425160, 3249760, 3411179, 3880256, 4850320, 6499520, 6822358, 9700640, 13644716, 17055895, 19401280, 27289432, 34111790, 54578864, 64812401, 68223580, 109157728, 129624802, 136447160, 218315456, 259249604, 272894320, 324062005, 518499208, 545788640, 648124010, 1036998416, 1091577280, 1296248020, 2073996832, 2592496040, 4147993664, 5184992080, 10369984160, 20739968320]

約数ペア:

[(1, 20739968320), (2, 10369984160), (4, 5184992080), (5, 4147993664), (8, 2592496040), (10, 2073996832), (16, 1296248020), (19, 1091577280), (20, 1036998416), (32, 648124010), (38, 545788640), (40, 518499208), (64, 324062005), (76, 272894320), (80, 259249604), (95, 218315456), (152, 136447160), (160, 129624802), (190, 109157728), (304, 68223580), (320, 64812401), (380, 54578864), (608, 34111790), (760, 27289432), (1069, 19401280), (1216, 17055895), (1520, 13644716), (2138, 9700640), (3040, 6822358), (3191, 6499520), (4276, 4850320), (5345, 3880256), (6080, 3411179), (6382, 3249760), (8552, 2425160), (10690, 1940128), (12764, 1624880), (15955, 1299904), (17104, 1212580), (20311, 1021120), (21380, 970064), (25528, 812440), (31910, 649952), (34208, 606290), (40622, 510560), (42760, 485032), (51056, 406220), (60629, 342080), (63820, 324976), (68416, 303145), (81244, 255280), (85520, 242516), (101555, 204224), (102112, 203110), (121258, 171040), (127640, 162488)]