55551220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{35159}}^1$

素因数の和:35247

約数の個数: 24

約数和(自身を含む): 118137600

約数和(自身を除く): 62586380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 35159, 70318, 140636, 175795, 351590, 703180, 2777561, 5555122, 11110244, 13887805, 27775610, 55551220]

約数ペア:

[(1, 55551220), (2, 27775610), (4, 13887805), (5, 11110244), (10, 5555122), (20, 2777561), (79, 703180), (158, 351590), (316, 175795), (395, 140636), (790, 70318), (1580, 35159)]