39405568

素因数分解:

$2^{11}\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 80196480

約数和(自身を除く): 40790912

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 271, 284, 512, 542, 568, 1024, 1084, 1136, 2048, 2168, 2272, 4336, 4544, 8672, 9088, 17344, 18176, 19241, 34688, 36352, 38482, 69376, 72704, 76964, 138752, 145408, 153928, 277504, 307856, 555008, 615712, 1231424, 2462848, 4925696, 9851392, 19702784, 39405568]

約数ペア:

[(1, 39405568), (2, 19702784), (4, 9851392), (8, 4925696), (16, 2462848), (32, 1231424), (64, 615712), (71, 555008), (128, 307856), (142, 277504), (256, 153928), (271, 145408), (284, 138752), (512, 76964), (542, 72704), (568, 69376), (1024, 38482), (1084, 36352), (1136, 34688), (2048, 19241), (2168, 18176), (2272, 17344), (4336, 9088), (4544, 8672)]