12983960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1328

約数の個数: 64

約数和(自身を含む): 33281280

約数和(自身を除く): 20297320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 1283, 2024, 2530, 2566, 5060, 5132, 6415, 10120, 10264, 12830, 14113, 25660, 28226, 29509, 51320, 56452, 59018, 70565, 112904, 118036, 141130, 147545, 236072, 282260, 295090, 324599, 564520, 590180, 649198, 1180360, 1298396, 1622995, 2596792, 3245990, 6491980, 12983960]

約数ペア:

[(1, 12983960), (2, 6491980), (4, 3245990), (5, 2596792), (8, 1622995), (10, 1298396), (11, 1180360), (20, 649198), (22, 590180), (23, 564520), (40, 324599), (44, 295090), (46, 282260), (55, 236072), (88, 147545), (92, 141130), (110, 118036), (115, 112904), (184, 70565), (220, 59018), (230, 56452), (253, 51320), (440, 29509), (460, 28226), (506, 25660), (920, 14113), (1012, 12830), (1265, 10264), (1283, 10120), (2024, 6415), (2530, 5132), (2566, 5060)]