13199360

素因数分解:

$2^{11}\times 5^1\times {\mathrm{1289}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 31695300

約数和(自身を除く): 18495940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1289, 2048, 2560, 2578, 5120, 5156, 6445, 10240, 10312, 12890, 20624, 25780, 41248, 51560, 82496, 103120, 164992, 206240, 329984, 412480, 659968, 824960, 1319936, 1649920, 2639872, 3299840, 6599680, 13199360]

約数ペア:

[(1, 13199360), (2, 6599680), (4, 3299840), (5, 2639872), (8, 1649920), (10, 1319936), (16, 824960), (20, 659968), (32, 412480), (40, 329984), (64, 206240), (80, 164992), (128, 103120), (160, 82496), (256, 51560), (320, 41248), (512, 25780), (640, 20624), (1024, 12890), (1280, 10312), (1289, 10240), (2048, 6445), (2560, 5156), (2578, 5120)]