1283792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 2708160

約数和(自身を除く): 1424368

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 103, 152, 164, 206, 304, 328, 412, 656, 779, 824, 1558, 1648, 1957, 3116, 3914, 4223, 6232, 7828, 8446, 12464, 15656, 16892, 31312, 33784, 67568, 80237, 160474, 320948, 641896, 1283792]

約数ペア:

[(1, 1283792), (2, 641896), (4, 320948), (8, 160474), (16, 80237), (19, 67568), (38, 33784), (41, 31312), (76, 16892), (82, 15656), (103, 12464), (152, 8446), (164, 7828), (206, 6232), (304, 4223), (328, 3914), (412, 3116), (656, 1957), (779, 1648), (824, 1558)]