1386704900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{283001}}^1$

素因数の和:283029

約数の個数: 54

約数和(自身を含む): 3500451738

約数和(自身を除く): 2113746838

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 283001, 566002, 1132004, 1415005, 1981007, 2830010, 3962014, 5660020, 7075025, 7924028, 9905035, 13867049, 14150050, 19810070, 27734098, 28300100, 39620140, 49525175, 55468196, 69335245, 99050350, 138670490, 198100700, 277340980, 346676225, 693352450, 1386704900]

約数ペア:

[(1, 1386704900), (2, 693352450), (4, 346676225), (5, 277340980), (7, 198100700), (10, 138670490), (14, 99050350), (20, 69335245), (25, 55468196), (28, 49525175), (35, 39620140), (49, 28300100), (50, 27734098), (70, 19810070), (98, 14150050), (100, 13867049), (140, 9905035), (175, 7924028), (196, 7075025), (245, 5660020), (350, 3962014), (490, 2830010), (700, 1981007), (980, 1415005), (1225, 1132004), (2450, 566002), (4900, 283001)]