15920560

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3373}}^1$

素因数の和:3445

約数の個数: 40

約数和(自身を含む): 37653840

約数和(自身を除く): 21733280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 3373, 4720, 6746, 13492, 16865, 26984, 33730, 53968, 67460, 134920, 199007, 269840, 398014, 796028, 995035, 1592056, 1990070, 3184112, 3980140, 7960280, 15920560]

約数ペア:

[(1, 15920560), (2, 7960280), (4, 3980140), (5, 3184112), (8, 1990070), (10, 1592056), (16, 995035), (20, 796028), (40, 398014), (59, 269840), (80, 199007), (118, 134920), (236, 67460), (295, 53968), (472, 33730), (590, 26984), (944, 16865), (1180, 13492), (2360, 6746), (3373, 4720)]