20147095220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1098533}}^1$

素因数の和:1098680

約数の個数: 48

約数和(自身を含む): 48722179968

約数和(自身を除く): 28575084748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 18340, 1098533, 2197066, 4394132, 5492665, 7689731, 10985330, 15379462, 21970660, 30758924, 38448655, 76897310, 143907823, 153794620, 287815646, 575631292, 719539115, 1007354761, 1439078230, 2014709522, 2878156460, 4029419044, 5036773805, 10073547610, 20147095220]

約数ペア:

[(1, 20147095220), (2, 10073547610), (4, 5036773805), (5, 4029419044), (7, 2878156460), (10, 2014709522), (14, 1439078230), (20, 1007354761), (28, 719539115), (35, 575631292), (70, 287815646), (131, 153794620), (140, 143907823), (262, 76897310), (524, 38448655), (655, 30758924), (917, 21970660), (1310, 15379462), (1834, 10985330), (2620, 7689731), (3668, 5492665), (4585, 4394132), (9170, 2197066), (18340, 1098533)]