3645440

素因数分解:

$2^{13}\times 5^1\times {\mathrm{89}}^1$

素因数の和:120

約数の個数: 56

約数和(自身を含む): 8846820

約数和(自身を除く): 5201380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 512, 640, 712, 890, 1024, 1280, 1424, 1780, 2048, 2560, 2848, 3560, 4096, 5120, 5696, 7120, 8192, 10240, 11392, 14240, 20480, 22784, 28480, 40960, 45568, 56960, 91136, 113920, 182272, 227840, 364544, 455680, 729088, 911360, 1822720, 3645440]

約数ペア:

[(1, 3645440), (2, 1822720), (4, 911360), (5, 729088), (8, 455680), (10, 364544), (16, 227840), (20, 182272), (32, 113920), (40, 91136), (64, 56960), (80, 45568), (89, 40960), (128, 28480), (160, 22784), (178, 20480), (256, 14240), (320, 11392), (356, 10240), (445, 8192), (512, 7120), (640, 5696), (712, 5120), (890, 4096), (1024, 3560), (1280, 2848), (1424, 2560), (1780, 2048)]