1240928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 2787120

約数和(自身を除く): 1546192

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 157, 208, 247, 304, 314, 416, 494, 608, 628, 988, 1256, 1976, 2041, 2512, 2983, 3952, 4082, 5024, 5966, 7904, 8164, 11932, 16328, 23864, 32656, 38779, 47728, 65312, 77558, 95456, 155116, 310232, 620464, 1240928]

約数ペア:

[(1, 1240928), (2, 620464), (4, 310232), (8, 155116), (13, 95456), (16, 77558), (19, 65312), (26, 47728), (32, 38779), (38, 32656), (52, 23864), (76, 16328), (104, 11932), (152, 8164), (157, 7904), (208, 5966), (247, 5024), (304, 4082), (314, 3952), (416, 2983), (494, 2512), (608, 2041), (628, 1976), (988, 1256)]