18099760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32321}}^1$

素因数の和:32341

約数の個数: 40

約数和(自身を含む): 48095136

約数和(自身を除く): 29995376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32321, 64642, 129284, 161605, 226247, 258568, 323210, 452494, 517136, 646420, 904988, 1131235, 1292840, 1809976, 2262470, 2585680, 3619952, 4524940, 9049880, 18099760]

約数ペア:

[(1, 18099760), (2, 9049880), (4, 4524940), (5, 3619952), (7, 2585680), (8, 2262470), (10, 1809976), (14, 1292840), (16, 1131235), (20, 904988), (28, 646420), (35, 517136), (40, 452494), (56, 323210), (70, 258568), (80, 226247), (112, 161605), (140, 129284), (280, 64642), (560, 32321)]