1775830040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{4057}}^1$

素因数の和:4452

約数の個数: 64

約数和(自身を含む): 4137212160

約数和(自身を除く): 2361382120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 353, 620, 706, 1240, 1412, 1765, 2824, 3530, 4057, 7060, 8114, 10943, 14120, 16228, 20285, 21886, 32456, 40570, 43772, 54715, 81140, 87544, 109430, 125767, 162280, 218860, 251534, 437720, 503068, 628835, 1006136, 1257670, 1432121, 2515340, 2864242, 5030680, 5728484, 7160605, 11456968, 14321210, 28642420, 44395751, 57284840, 88791502, 177583004, 221978755, 355166008, 443957510, 887915020, 1775830040]

約数ペア:

[(1, 1775830040), (2, 887915020), (4, 443957510), (5, 355166008), (8, 221978755), (10, 177583004), (20, 88791502), (31, 57284840), (40, 44395751), (62, 28642420), (124, 14321210), (155, 11456968), (248, 7160605), (310, 5728484), (353, 5030680), (620, 2864242), (706, 2515340), (1240, 1432121), (1412, 1257670), (1765, 1006136), (2824, 628835), (3530, 503068), (4057, 437720), (7060, 251534), (8114, 218860), (10943, 162280), (14120, 125767), (16228, 109430), (20285, 87544), (21886, 81140), (32456, 54715), (40570, 43772)]