20129770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 38419920

約数和(自身を除く): 18290150

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 1693, 2378, 3386, 5945, 8465, 11890, 16930, 49097, 69413, 98194, 138826, 245485, 347065, 490970, 694130, 2012977, 4025954, 10064885, 20129770]

約数ペア:

[(1, 20129770), (2, 10064885), (5, 4025954), (10, 2012977), (29, 694130), (41, 490970), (58, 347065), (82, 245485), (145, 138826), (205, 98194), (290, 69413), (410, 49097), (1189, 16930), (1693, 11890), (2378, 8465), (3386, 5945)]