40122784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1$

素因数の和:2309

約数の個数: 48

約数和(自身を含む): 87085152

約数和(自身を除く): 46962368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 2243, 4472, 4486, 8944, 8972, 17888, 17944, 29159, 35888, 58318, 71776, 96449, 116636, 192898, 233272, 385796, 466544, 771592, 933088, 1253837, 1543184, 2507674, 3086368, 5015348, 10030696, 20061392, 40122784]

約数ペア:

[(1, 40122784), (2, 20061392), (4, 10030696), (8, 5015348), (13, 3086368), (16, 2507674), (26, 1543184), (32, 1253837), (43, 933088), (52, 771592), (86, 466544), (104, 385796), (172, 233272), (208, 192898), (344, 116636), (416, 96449), (559, 71776), (688, 58318), (1118, 35888), (1376, 29159), (2236, 17944), (2243, 17888), (4472, 8972), (4486, 8944)]