849521480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1\times {\mathrm{1061}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 1968565680

約数和(自身を除く): 1119044200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 541, 740, 1061, 1082, 1480, 2122, 2164, 2705, 4244, 4328, 5305, 5410, 8488, 10610, 10820, 20017, 21220, 21640, 39257, 40034, 42440, 78514, 80068, 100085, 157028, 160136, 196285, 200170, 314056, 392570, 400340, 574001, 785140, 800680, 1148002, 1570280, 2296004, 2870005, 4592008, 5740010, 11480020, 21238037, 22960040, 42476074, 84952148, 106190185, 169904296, 212380370, 424760740, 849521480]

約数ペア:

[(1, 849521480), (2, 424760740), (4, 212380370), (5, 169904296), (8, 106190185), (10, 84952148), (20, 42476074), (37, 22960040), (40, 21238037), (74, 11480020), (148, 5740010), (185, 4592008), (296, 2870005), (370, 2296004), (541, 1570280), (740, 1148002), (1061, 800680), (1082, 785140), (1480, 574001), (2122, 400340), (2164, 392570), (2705, 314056), (4244, 200170), (4328, 196285), (5305, 160136), (5410, 157028), (8488, 100085), (10610, 80068), (10820, 78514), (20017, 42440), (21220, 40034), (21640, 39257)]