1217943860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2711}}^1\times {\mathrm{3209}}^1$

素因数の和:5936

約数の個数: 48

約数和(自身を含む): 2925054720

約数和(自身を除く): 1707110860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2711, 3209, 5422, 6418, 10844, 12836, 13555, 16045, 18977, 22463, 27110, 32090, 37954, 44926, 54220, 64180, 75908, 89852, 94885, 112315, 189770, 224630, 379540, 449260, 8699599, 17399198, 34798396, 43497995, 60897193, 86995990, 121794386, 173991980, 243588772, 304485965, 608971930, 1217943860]

約数ペア:

[(1, 1217943860), (2, 608971930), (4, 304485965), (5, 243588772), (7, 173991980), (10, 121794386), (14, 86995990), (20, 60897193), (28, 43497995), (35, 34798396), (70, 17399198), (140, 8699599), (2711, 449260), (3209, 379540), (5422, 224630), (6418, 189770), (10844, 112315), (12836, 94885), (13555, 89852), (16045, 75908), (18977, 64180), (22463, 54220), (27110, 44926), (32090, 37954)]