20130174180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1575131}}^1$

素因数の和:1575217

約数の個数: 72

約数和(自身を含む): 61921589184

約数和(自身を除く): 41791415004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 1575131, 3150262, 4725393, 6300524, 7875655, 9450786, 14176179, 15751310, 18901572, 23626965, 28352358, 31502620, 47253930, 56704716, 70880895, 94507860, 111834301, 141761790, 223668602, 283523580, 335502903, 447337204, 559171505, 671005806, 1006508709, 1118343010, 1342011612, 1677514515, 2013017418, 2236686020, 3355029030, 4026034836, 5032543545, 6710058060, 10065087090, 20130174180]

約数ペア:

[(1, 20130174180), (2, 10065087090), (3, 6710058060), (4, 5032543545), (5, 4026034836), (6, 3355029030), (9, 2236686020), (10, 2013017418), (12, 1677514515), (15, 1342011612), (18, 1118343010), (20, 1006508709), (30, 671005806), (36, 559171505), (45, 447337204), (60, 335502903), (71, 283523580), (90, 223668602), (142, 141761790), (180, 111834301), (213, 94507860), (284, 70880895), (355, 56704716), (426, 47253930), (639, 31502620), (710, 28352358), (852, 23626965), (1065, 18901572), (1278, 15751310), (1420, 14176179), (2130, 9450786), (2556, 7875655), (3195, 6300524), (4260, 4725393), (6390, 3150262), (12780, 1575131)]