1141760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{223}}^1$

素因数の和:248

約数の個数: 44

約数和(自身を含む): 2751168

約数和(自身を除く): 1609408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 320, 446, 512, 640, 892, 1024, 1115, 1280, 1784, 2230, 2560, 3568, 4460, 5120, 7136, 8920, 14272, 17840, 28544, 35680, 57088, 71360, 114176, 142720, 228352, 285440, 570880, 1141760]

約数ペア:

[(1, 1141760), (2, 570880), (4, 285440), (5, 228352), (8, 142720), (10, 114176), (16, 71360), (20, 57088), (32, 35680), (40, 28544), (64, 17840), (80, 14272), (128, 8920), (160, 7136), (223, 5120), (256, 4460), (320, 3568), (446, 2560), (512, 2230), (640, 1784), (892, 1280), (1024, 1115)]