40123408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8387}}^1$

素因数の和:8431

約数の個数: 40

約数和(自身を含む): 87369408

約数和(自身を除く): 47246000

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 8387, 16774, 33548, 67096, 109031, 134192, 192901, 218062, 385802, 436124, 771604, 872248, 1543208, 1744496, 2507713, 3086416, 5015426, 10030852, 20061704, 40123408]

約数ペア:

[(1, 40123408), (2, 20061704), (4, 10030852), (8, 5015426), (13, 3086416), (16, 2507713), (23, 1744496), (26, 1543208), (46, 872248), (52, 771604), (92, 436124), (104, 385802), (184, 218062), (208, 192901), (299, 134192), (368, 109031), (598, 67096), (1196, 33548), (2392, 16774), (4784, 8387)]