39854120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 102643200

約数和(自身を除く): 62789080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 43, 47, 58, 68, 85, 86, 94, 116, 136, 145, 170, 172, 188, 215, 232, 235, 290, 340, 344, 376, 430, 470, 493, 580, 680, 731, 799, 860, 940, 986, 1160, 1247, 1363, 1462, 1598, 1720, 1880, 1972, 2021, 2465, 2494, 2726, 2924, 3196, 3655, 3944, 3995, 4042, 4930, 4988, 5452, 5848, 6235, 6392, 6815, 7310, 7990, 8084, 9860, 9976, 10105, 10904, 12470, 13630, 14620, 15980, 16168, 19720, 20210, 21199, 23171, 24940, 27260, 29240, 31960, 34357, 40420, 42398, 46342, 49880, 54520, 58609, 68714, 80840, 84796, 92684, 105995, 115855, 117218, 137428, 169592, 171785, 185368, 211990, 231710, 234436, 274856, 293045, 343570, 423980, 463420, 468872, 586090, 687140, 847960, 926840, 996353, 1172180, 1374280, 1992706, 2344360, 3985412, 4981765, 7970824, 9963530, 19927060, 39854120]

約数ペア:

[(1, 39854120), (2, 19927060), (4, 9963530), (5, 7970824), (8, 4981765), (10, 3985412), (17, 2344360), (20, 1992706), (29, 1374280), (34, 1172180), (40, 996353), (43, 926840), (47, 847960), (58, 687140), (68, 586090), (85, 468872), (86, 463420), (94, 423980), (116, 343570), (136, 293045), (145, 274856), (170, 234436), (172, 231710), (188, 211990), (215, 185368), (232, 171785), (235, 169592), (290, 137428), (340, 117218), (344, 115855), (376, 105995), (430, 92684), (470, 84796), (493, 80840), (580, 68714), (680, 58609), (731, 54520), (799, 49880), (860, 46342), (940, 42398), (986, 40420), (1160, 34357), (1247, 31960), (1363, 29240), (1462, 27260), (1598, 24940), (1720, 23171), (1880, 21199), (1972, 20210), (2021, 19720), (2465, 16168), (2494, 15980), (2726, 14620), (2924, 13630), (3196, 12470), (3655, 10904), (3944, 10105), (3995, 9976), (4042, 9860), (4930, 8084), (4988, 7990), (5452, 7310), (5848, 6815), (6235, 6392)]