230305040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{411259}}^1$

素因数の和:411279

約数の個数: 40

約数和(自身を含む): 611954880

約数和(自身を除く): 381649840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 411259, 822518, 1645036, 2056295, 2878813, 3290072, 4112590, 5757626, 6580144, 8225180, 11515252, 14394065, 16450360, 23030504, 28788130, 32900720, 46061008, 57576260, 115152520, 230305040]

約数ペア:

[(1, 230305040), (2, 115152520), (4, 57576260), (5, 46061008), (7, 32900720), (8, 28788130), (10, 23030504), (14, 16450360), (16, 14394065), (20, 11515252), (28, 8225180), (35, 6580144), (40, 5757626), (56, 4112590), (70, 3290072), (80, 2878813), (112, 2056295), (140, 1645036), (280, 822518), (560, 411259)]