40978700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{8363}}^1$

素因数の和:8391

約数の個数: 54

約数和(自身を含む): 103454316

約数和(自身を除く): 62475616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 8363, 16726, 33452, 41815, 58541, 83630, 117082, 167260, 209075, 234164, 292705, 409787, 418150, 585410, 819574, 836300, 1170820, 1463525, 1639148, 2048935, 2927050, 4097870, 5854100, 8195740, 10244675, 20489350, 40978700]

約数ペア:

[(1, 40978700), (2, 20489350), (4, 10244675), (5, 8195740), (7, 5854100), (10, 4097870), (14, 2927050), (20, 2048935), (25, 1639148), (28, 1463525), (35, 1170820), (49, 836300), (50, 819574), (70, 585410), (98, 418150), (100, 409787), (140, 292705), (175, 234164), (196, 209075), (245, 167260), (350, 117082), (490, 83630), (700, 58541), (980, 41815), (1225, 33452), (2450, 16726), (4900, 8363)]