20347546970

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{93239}}^1$

素因数の和:93542

約数の個数: 32

約数和(自身を含む): 37124438400

約数和(自身を除く): 16776891430

約数列:

[1, 2, 5, 10, 139, 157, 278, 314, 695, 785, 1390, 1570, 21823, 43646, 93239, 109115, 186478, 218230, 466195, 932390, 12960221, 14638523, 25920442, 29277046, 64801105, 73192615, 129602210, 146385230, 2034754697, 4069509394, 10173773485, 20347546970]

約数ペア:

[(1, 20347546970), (2, 10173773485), (5, 4069509394), (10, 2034754697), (139, 146385230), (157, 129602210), (278, 73192615), (314, 64801105), (695, 29277046), (785, 25920442), (1390, 14638523), (1570, 12960221), (21823, 932390), (43646, 466195), (93239, 218230), (109115, 186478)]