15706781260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{761}}^1\times {\mathrm{10639}}^1$

素因数の和:11506

約数の個数: 48

約数和(自身を含む): 33371210880

約数和(自身を除く): 17664429620

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 761, 970, 1522, 1940, 3044, 3805, 7610, 10639, 15220, 21278, 42556, 53195, 73817, 106390, 147634, 212780, 295268, 369085, 738170, 1031983, 1476340, 2063966, 4127932, 5159915, 8096279, 10319830, 16192558, 20639660, 32385116, 40481395, 80962790, 161925580, 785339063, 1570678126, 3141356252, 3926695315, 7853390630, 15706781260]

約数ペア:

[(1, 15706781260), (2, 7853390630), (4, 3926695315), (5, 3141356252), (10, 1570678126), (20, 785339063), (97, 161925580), (194, 80962790), (388, 40481395), (485, 32385116), (761, 20639660), (970, 16192558), (1522, 10319830), (1940, 8096279), (3044, 5159915), (3805, 4127932), (7610, 2063966), (10639, 1476340), (15220, 1031983), (21278, 738170), (42556, 369085), (53195, 295268), (73817, 212780), (106390, 147634)]