280320688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{7853}}^1$

素因数の和:7981

約数の個数: 40

約数和(自身を含む): 572650848

約数和(自身を除く): 292330160

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 97, 184, 194, 368, 388, 776, 1552, 2231, 4462, 7853, 8924, 15706, 17848, 31412, 35696, 62824, 125648, 180619, 361238, 722476, 761741, 1444952, 1523482, 2889904, 3046964, 6093928, 12187856, 17520043, 35040086, 70080172, 140160344, 280320688]

約数ペア:

[(1, 280320688), (2, 140160344), (4, 70080172), (8, 35040086), (16, 17520043), (23, 12187856), (46, 6093928), (92, 3046964), (97, 2889904), (184, 1523482), (194, 1444952), (368, 761741), (388, 722476), (776, 361238), (1552, 180619), (2231, 125648), (4462, 62824), (7853, 35696), (8924, 31412), (15706, 17848)]