405936890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{5749}}^1$

素因数の和:6086

約数の個数: 32

約数和(自身を含む): 765072000

約数和(自身を除く): 359135110

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 307, 614, 1535, 3070, 5749, 7061, 11498, 14122, 28745, 35305, 57490, 70610, 132227, 264454, 661135, 1322270, 1764943, 3529886, 8824715, 17649430, 40593689, 81187378, 202968445, 405936890]

約数ペア:

[(1, 405936890), (2, 202968445), (5, 81187378), (10, 40593689), (23, 17649430), (46, 8824715), (115, 3529886), (230, 1764943), (307, 1322270), (614, 661135), (1535, 264454), (3070, 132227), (5749, 70610), (7061, 57490), (11498, 35305), (14122, 28745)]