1216578620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{224461}}^1$

素因数の和:224741

約数の個数: 24

約数和(自身を含む): 2564253888

約数和(自身を除く): 1347675268

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 224461, 448922, 897844, 1122305, 2244610, 4489220, 60828931, 121657862, 243315724, 304144655, 608289310, 1216578620]

約数ペア:

[(1, 1216578620), (2, 608289310), (4, 304144655), (5, 243315724), (10, 121657862), (20, 60828931), (271, 4489220), (542, 2244610), (1084, 1122305), (1355, 897844), (2710, 448922), (5420, 224461)]