20142460760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2905

約数の個数: 128

約数和(自身を含む): 47824128000

約数和(自身を除く): 27681667240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 73, 86, 118, 146, 172, 215, 236, 292, 295, 344, 365, 430, 472, 584, 590, 730, 860, 1180, 1460, 1720, 2360, 2537, 2719, 2920, 3139, 4307, 5074, 5438, 6278, 8614, 10148, 10876, 12556, 12685, 13595, 15695, 17228, 20296, 21535, 21752, 25112, 25370, 27190, 31390, 34456, 43070, 50740, 54380, 62780, 86140, 101480, 108760, 116917, 125560, 160421, 172280, 185201, 198487, 233834, 320842, 370402, 396974, 467668, 584585, 641684, 740804, 793948, 802105, 926005, 935336, 992435, 1169170, 1283368, 1481608, 1587896, 1604210, 1852010, 1984870, 2338340, 3208420, 3704020, 3969740, 4676680, 6416840, 6898103, 7408040, 7939480, 8534941, 11710733, 13796206, 17069882, 23421466, 27592412, 34139764, 34490515, 42674705, 46842932, 55184824, 58553665, 68279528, 68981030, 85349410, 93685864, 117107330, 137962060, 170698820, 234214660, 275924120, 341397640, 468429320, 503561519, 1007123038, 2014246076, 2517807595, 4028492152, 5035615190, 10071230380, 20142460760]

約数ペア:

[(1, 20142460760), (2, 10071230380), (4, 5035615190), (5, 4028492152), (8, 2517807595), (10, 2014246076), (20, 1007123038), (40, 503561519), (43, 468429320), (59, 341397640), (73, 275924120), (86, 234214660), (118, 170698820), (146, 137962060), (172, 117107330), (215, 93685864), (236, 85349410), (292, 68981030), (295, 68279528), (344, 58553665), (365, 55184824), (430, 46842932), (472, 42674705), (584, 34490515), (590, 34139764), (730, 27592412), (860, 23421466), (1180, 17069882), (1460, 13796206), (1720, 11710733), (2360, 8534941), (2537, 7939480), (2719, 7408040), (2920, 6898103), (3139, 6416840), (4307, 4676680), (5074, 3969740), (5438, 3704020), (6278, 3208420), (8614, 2338340), (10148, 1984870), (10876, 1852010), (12556, 1604210), (12685, 1587896), (13595, 1481608), (15695, 1283368), (17228, 1169170), (20296, 992435), (21535, 935336), (21752, 926005), (25112, 802105), (25370, 793948), (27190, 740804), (31390, 641684), (34456, 584585), (43070, 467668), (50740, 396974), (54380, 370402), (62780, 320842), (86140, 233834), (101480, 198487), (108760, 185201), (116917, 172280), (125560, 160421)]