38891440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1877}}^1$

素因数の和:1934

約数の個数: 80

約数和(自身を含む): 106189632

約数和(自身を除く): 67298192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 1877, 2072, 2590, 2960, 3754, 4144, 5180, 7508, 9385, 10360, 13139, 15016, 18770, 20720, 26278, 30032, 37540, 52556, 65695, 69449, 75080, 105112, 131390, 138898, 150160, 210224, 262780, 277796, 347245, 486143, 525560, 555592, 694490, 972286, 1051120, 1111184, 1388980, 1944572, 2430715, 2777960, 3889144, 4861430, 5555920, 7778288, 9722860, 19445720, 38891440]

約数ペア:

[(1, 38891440), (2, 19445720), (4, 9722860), (5, 7778288), (7, 5555920), (8, 4861430), (10, 3889144), (14, 2777960), (16, 2430715), (20, 1944572), (28, 1388980), (35, 1111184), (37, 1051120), (40, 972286), (56, 694490), (70, 555592), (74, 525560), (80, 486143), (112, 347245), (140, 277796), (148, 262780), (185, 210224), (259, 150160), (280, 138898), (296, 131390), (370, 105112), (518, 75080), (560, 69449), (592, 65695), (740, 52556), (1036, 37540), (1295, 30032), (1480, 26278), (1877, 20720), (2072, 18770), (2590, 15016), (2960, 13139), (3754, 10360), (4144, 9385), (5180, 7508)]