20583080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 57542400

約数和(自身を除く): 36959320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 53, 56, 70, 73, 76, 95, 106, 133, 140, 146, 152, 190, 212, 265, 266, 280, 292, 365, 371, 380, 424, 511, 530, 532, 584, 665, 730, 742, 760, 1007, 1022, 1060, 1064, 1330, 1387, 1460, 1484, 1855, 2014, 2044, 2120, 2555, 2660, 2774, 2920, 2968, 3710, 3869, 4028, 4088, 5035, 5110, 5320, 5548, 6935, 7049, 7420, 7738, 8056, 9709, 10070, 10220, 11096, 13870, 14098, 14840, 15476, 19345, 19418, 20140, 20440, 27083, 27740, 28196, 30952, 35245, 38690, 38836, 40280, 48545, 54166, 55480, 56392, 70490, 73511, 77380, 77672, 97090, 108332, 135415, 140980, 147022, 154760, 194180, 216664, 270830, 281960, 294044, 367555, 388360, 514577, 541660, 588088, 735110, 1029154, 1083320, 1470220, 2058308, 2572885, 2940440, 4116616, 5145770, 10291540, 20583080]

約数ペア:

[(1, 20583080), (2, 10291540), (4, 5145770), (5, 4116616), (7, 2940440), (8, 2572885), (10, 2058308), (14, 1470220), (19, 1083320), (20, 1029154), (28, 735110), (35, 588088), (38, 541660), (40, 514577), (53, 388360), (56, 367555), (70, 294044), (73, 281960), (76, 270830), (95, 216664), (106, 194180), (133, 154760), (140, 147022), (146, 140980), (152, 135415), (190, 108332), (212, 97090), (265, 77672), (266, 77380), (280, 73511), (292, 70490), (365, 56392), (371, 55480), (380, 54166), (424, 48545), (511, 40280), (530, 38836), (532, 38690), (584, 35245), (665, 30952), (730, 28196), (742, 27740), (760, 27083), (1007, 20440), (1022, 20140), (1060, 19418), (1064, 19345), (1330, 15476), (1387, 14840), (1460, 14098), (1484, 13870), (1855, 11096), (2014, 10220), (2044, 10070), (2120, 9709), (2555, 8056), (2660, 7738), (2774, 7420), (2920, 7049), (2968, 6935), (3710, 5548), (3869, 5320), (4028, 5110), (4088, 5035)]