40082840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 109330560

約数和(自身を除く): 69247720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 53, 56, 70, 73, 74, 106, 140, 146, 148, 185, 212, 259, 265, 280, 292, 296, 365, 370, 371, 424, 511, 518, 530, 584, 730, 740, 742, 1022, 1036, 1060, 1295, 1460, 1480, 1484, 1855, 1961, 2044, 2072, 2120, 2555, 2590, 2701, 2920, 2968, 3710, 3869, 3922, 4088, 5110, 5180, 5402, 7420, 7738, 7844, 9805, 10220, 10360, 10804, 13505, 13727, 14840, 15476, 15688, 18907, 19345, 19610, 20440, 21608, 27010, 27083, 27454, 30952, 37814, 38690, 39220, 54020, 54166, 54908, 68635, 75628, 77380, 78440, 94535, 108040, 108332, 109816, 135415, 137270, 143153, 151256, 154760, 189070, 216664, 270830, 274540, 286306, 378140, 541660, 549080, 572612, 715765, 756280, 1002071, 1083320, 1145224, 1431530, 2004142, 2863060, 4008284, 5010355, 5726120, 8016568, 10020710, 20041420, 40082840]

約数ペア:

[(1, 40082840), (2, 20041420), (4, 10020710), (5, 8016568), (7, 5726120), (8, 5010355), (10, 4008284), (14, 2863060), (20, 2004142), (28, 1431530), (35, 1145224), (37, 1083320), (40, 1002071), (53, 756280), (56, 715765), (70, 572612), (73, 549080), (74, 541660), (106, 378140), (140, 286306), (146, 274540), (148, 270830), (185, 216664), (212, 189070), (259, 154760), (265, 151256), (280, 143153), (292, 137270), (296, 135415), (365, 109816), (370, 108332), (371, 108040), (424, 94535), (511, 78440), (518, 77380), (530, 75628), (584, 68635), (730, 54908), (740, 54166), (742, 54020), (1022, 39220), (1036, 38690), (1060, 37814), (1295, 30952), (1460, 27454), (1480, 27083), (1484, 27010), (1855, 21608), (1961, 20440), (2044, 19610), (2072, 19345), (2120, 18907), (2555, 15688), (2590, 15476), (2701, 14840), (2920, 13727), (2968, 13505), (3710, 10804), (3869, 10360), (3922, 10220), (4088, 9805), (5110, 7844), (5180, 7738), (5402, 7420)]