840563216

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{569}}^1\times {\mathrm{727}}^1$

素因数の和:1431

約数の個数: 40

約数和(自身を含む): 1646561280

約数和(自身を除く): 805998064

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 569, 727, 1016, 1138, 1454, 2032, 2276, 2908, 4552, 5816, 9104, 11632, 72263, 92329, 144526, 184658, 289052, 369316, 413663, 578104, 738632, 827326, 1156208, 1477264, 1654652, 3309304, 6618608, 52535201, 105070402, 210140804, 420281608, 840563216]

約数ペア:

[(1, 840563216), (2, 420281608), (4, 210140804), (8, 105070402), (16, 52535201), (127, 6618608), (254, 3309304), (508, 1654652), (569, 1477264), (727, 1156208), (1016, 827326), (1138, 738632), (1454, 578104), (2032, 413663), (2276, 369316), (2908, 289052), (4552, 184658), (5816, 144526), (9104, 92329), (11632, 72263)]