17927120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9743}}^1$

素因数の和:9779

約数の個数: 40

約数和(自身を含む): 43497216

約数和(自身を除く): 25570096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 9743, 19486, 38972, 48715, 77944, 97430, 155888, 194860, 224089, 389720, 448178, 779440, 896356, 1120445, 1792712, 2240890, 3585424, 4481780, 8963560, 17927120]

約数ペア:

[(1, 17927120), (2, 8963560), (4, 4481780), (5, 3585424), (8, 2240890), (10, 1792712), (16, 1120445), (20, 896356), (23, 779440), (40, 448178), (46, 389720), (80, 224089), (92, 194860), (115, 155888), (184, 97430), (230, 77944), (368, 48715), (460, 38972), (920, 19486), (1840, 9743)]