20149789730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{15791}}^1\times {\mathrm{18229}}^1$

素因数の和:34034

約数の個数: 32

約数和(自身を含む): 41455895040

約数和(自身を除く): 21306105310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 15791, 18229, 31582, 36458, 78955, 91145, 110537, 127603, 157910, 182290, 221074, 255206, 552685, 638015, 1105370, 1276030, 287854139, 575708278, 1439270695, 2014978973, 2878541390, 4029957946, 10074894865, 20149789730]

約数ペア:

[(1, 20149789730), (2, 10074894865), (5, 4029957946), (7, 2878541390), (10, 2014978973), (14, 1439270695), (35, 575708278), (70, 287854139), (15791, 1276030), (18229, 1105370), (31582, 638015), (36458, 552685), (78955, 255206), (91145, 221074), (110537, 182290), (127603, 157910)]