28408496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 35873104

約数列:

[1, 2, 4, 8, 16, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 239, 272, 304, 323, 368, 391, 437, 478, 646, 782, 874, 956, 1292, 1564, 1748, 1912, 2584, 3128, 3496, 3824, 4063, 4541, 5168, 5497, 6256, 6992, 7429, 8126, 9082, 10994, 14858, 16252, 18164, 21988, 29716, 32504, 36328, 43976, 59432, 65008, 72656, 77197, 87952, 93449, 104443, 118864, 154394, 186898, 208886, 308788, 373796, 417772, 617576, 747592, 835544, 1235152, 1495184, 1671088, 1775531, 3551062, 7102124, 14204248, 28408496]

約数ペア:

[(1, 28408496), (2, 14204248), (4, 7102124), (8, 3551062), (16, 1775531), (17, 1671088), (19, 1495184), (23, 1235152), (34, 835544), (38, 747592), (46, 617576), (68, 417772), (76, 373796), (92, 308788), (136, 208886), (152, 186898), (184, 154394), (239, 118864), (272, 104443), (304, 93449), (323, 87952), (368, 77197), (391, 72656), (437, 65008), (478, 59432), (646, 43976), (782, 36328), (874, 32504), (956, 29716), (1292, 21988), (1564, 18164), (1748, 16252), (1912, 14858), (2584, 10994), (3128, 9082), (3496, 8126), (3824, 7429), (4063, 6992), (4541, 6256), (5168, 5497)]