12354860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1801}}^1$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 30273600

約数和(自身を除く): 17918740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 1801, 3430, 3602, 6860, 7204, 9005, 12607, 18010, 25214, 36020, 50428, 63035, 88249, 126070, 176498, 252140, 352996, 441245, 617743, 882490, 1235486, 1764980, 2470972, 3088715, 6177430, 12354860]

約数ペア:

[(1, 12354860), (2, 6177430), (4, 3088715), (5, 2470972), (7, 1764980), (10, 1235486), (14, 882490), (20, 617743), (28, 441245), (35, 352996), (49, 252140), (70, 176498), (98, 126070), (140, 88249), (196, 63035), (245, 50428), (343, 36020), (490, 25214), (686, 18010), (980, 12607), (1372, 9005), (1715, 7204), (1801, 6860), (3430, 3602)]