28837840

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{659}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 67272480

約数和(自身を除く): 38434640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 659, 1094, 1318, 2188, 2636, 2735, 3295, 4376, 5272, 5470, 6590, 8752, 10544, 10940, 13180, 21880, 26360, 43760, 52720, 360473, 720946, 1441892, 1802365, 2883784, 3604730, 5767568, 7209460, 14418920, 28837840]

約数ペア:

[(1, 28837840), (2, 14418920), (4, 7209460), (5, 5767568), (8, 3604730), (10, 2883784), (16, 1802365), (20, 1441892), (40, 720946), (80, 360473), (547, 52720), (659, 43760), (1094, 26360), (1318, 21880), (2188, 13180), (2636, 10940), (2735, 10544), (3295, 8752), (4376, 6590), (5272, 5470)]