28079872

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 61810560

約数和(自身を除く): 33730688

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 251, 256, 304, 368, 437, 502, 608, 736, 874, 1004, 1216, 1472, 1748, 2008, 2432, 2944, 3496, 4016, 4769, 4864, 5773, 5888, 6992, 8032, 9538, 11546, 13984, 16064, 19076, 23092, 27968, 32128, 38152, 46184, 55936, 64256, 76304, 92368, 109687, 111872, 152608, 184736, 219374, 305216, 369472, 438748, 610432, 738944, 877496, 1220864, 1477888, 1754992, 3509984, 7019968, 14039936, 28079872]

約数ペア:

[(1, 28079872), (2, 14039936), (4, 7019968), (8, 3509984), (16, 1754992), (19, 1477888), (23, 1220864), (32, 877496), (38, 738944), (46, 610432), (64, 438748), (76, 369472), (92, 305216), (128, 219374), (152, 184736), (184, 152608), (251, 111872), (256, 109687), (304, 92368), (368, 76304), (437, 64256), (502, 55936), (608, 46184), (736, 38152), (874, 32128), (1004, 27968), (1216, 23092), (1472, 19076), (1748, 16064), (2008, 13984), (2432, 11546), (2944, 9538), (3496, 8032), (4016, 6992), (4769, 5888), (4864, 5773)]