42038120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25633}}^1$

素因数の和:25685

約数の個数: 32

約数和(自身を含む): 96896520

約数和(自身を除く): 54858400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 25633, 51266, 102532, 128165, 205064, 256330, 512660, 1025320, 1050953, 2101906, 4203812, 5254765, 8407624, 10509530, 21019060, 42038120]

約数ペア:

[(1, 42038120), (2, 21019060), (4, 10509530), (5, 8407624), (8, 5254765), (10, 4203812), (20, 2101906), (40, 1050953), (41, 1025320), (82, 512660), (164, 256330), (205, 205064), (328, 128165), (410, 102532), (820, 51266), (1640, 25633)]