39720176

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 80601984

約数和(自身を除く): 40881808

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 496, 584, 1097, 1168, 2194, 2263, 4388, 4526, 8776, 9052, 17552, 18104, 34007, 36208, 68014, 80081, 136028, 160162, 272056, 320324, 544112, 640648, 1281296, 2482511, 4965022, 9930044, 19860088, 39720176]

約数ペア:

[(1, 39720176), (2, 19860088), (4, 9930044), (8, 4965022), (16, 2482511), (31, 1281296), (62, 640648), (73, 544112), (124, 320324), (146, 272056), (248, 160162), (292, 136028), (496, 80081), (584, 68014), (1097, 36208), (1168, 34007), (2194, 18104), (2263, 17552), (4388, 9052), (4526, 8776)]