20441640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170347}}^1$

素因数の和:170361

約数の個数: 32

約数和(自身を含む): 61325280

約数和(自身を除く): 40883640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170347, 340694, 511041, 681388, 851735, 1022082, 1362776, 1703470, 2044164, 2555205, 3406940, 4088328, 5110410, 6813880, 10220820, 20441640]

約数ペア:

[(1, 20441640), (2, 10220820), (3, 6813880), (4, 5110410), (5, 4088328), (6, 3406940), (8, 2555205), (10, 2044164), (12, 1703470), (15, 1362776), (20, 1022082), (24, 851735), (30, 681388), (40, 511041), (60, 340694), (120, 170347)]