890964.0000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1355

約数の個数: 40

約数和(自身を含む): 21406616

約数和(自身を除く): 11424904

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1297, 1924, 2594, 3848, 5188, 7696, 10376, 16861, 20752, 33722, 47989, 67444, 95978, 134888, 191956, 269776, 383912, 623857, 767824, 1247714, 2495428, 4990856, 9981712]

約数ペア:

[(1, 9981712), (2, 4990856), (4, 2495428), (8, 1247714), (13, 767824), (16, 623857), (26, 383912), (37, 269776), (52, 191956), (74, 134888), (104, 95978), (148, 67444), (208, 47989), (296, 33722), (481, 20752), (592, 16861), (962, 10376), (1297, 7696), (1924, 5188), (2594, 3848)]