1045771520

素因数分解:

$2^8\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2341}}^1$

素因数の和:2711

約数の個数: 72

約数和(自身を含む): 2513200200

約数和(自身を除く): 1467428680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 349, 640, 698, 1280, 1396, 1745, 2341, 2792, 3490, 4682, 5584, 6980, 9364, 11168, 11705, 13960, 18728, 22336, 23410, 27920, 37456, 44672, 46820, 55840, 74912, 89344, 93640, 111680, 149824, 187280, 223360, 299648, 374560, 446720, 599296, 749120, 817009, 1498240, 1634018, 2996480, 3268036, 4085045, 6536072, 8170090, 13072144, 16340180, 26144288, 32680360, 52288576, 65360720, 104577152, 130721440, 209154304, 261442880, 522885760, 1045771520]

約数ペア:

[(1, 1045771520), (2, 522885760), (4, 261442880), (5, 209154304), (8, 130721440), (10, 104577152), (16, 65360720), (20, 52288576), (32, 32680360), (40, 26144288), (64, 16340180), (80, 13072144), (128, 8170090), (160, 6536072), (256, 4085045), (320, 3268036), (349, 2996480), (640, 1634018), (698, 1498240), (1280, 817009), (1396, 749120), (1745, 599296), (2341, 446720), (2792, 374560), (3490, 299648), (4682, 223360), (5584, 187280), (6980, 149824), (9364, 111680), (11168, 93640), (11705, 89344), (13960, 74912), (18728, 55840), (22336, 46820), (23410, 44672), (27920, 37456)]