20248526870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{11071}}^1$

素因数の和:12381

約数の個数: 64

約数和(自身を含む): 42856611840

約数和(自身を除く): 22608084970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1279, 1430, 2558, 6395, 11071, 12790, 14069, 16627, 22142, 28138, 33254, 55355, 70345, 83135, 110710, 121781, 140690, 143923, 166270, 182897, 243562, 287846, 365794, 608905, 719615, 914485, 1217810, 1439230, 1583153, 1828970, 3166306, 7915765, 14159809, 15831530, 28319618, 70799045, 141598090, 155757899, 184077517, 311515798, 368155034, 778789495, 920387585, 1557578990, 1840775170, 2024852687, 4049705374, 10124263435, 20248526870]

約数ペア:

[(1, 20248526870), (2, 10124263435), (5, 4049705374), (10, 2024852687), (11, 1840775170), (13, 1557578990), (22, 920387585), (26, 778789495), (55, 368155034), (65, 311515798), (110, 184077517), (130, 155757899), (143, 141598090), (286, 70799045), (715, 28319618), (1279, 15831530), (1430, 14159809), (2558, 7915765), (6395, 3166306), (11071, 1828970), (12790, 1583153), (14069, 1439230), (16627, 1217810), (22142, 914485), (28138, 719615), (33254, 608905), (55355, 365794), (70345, 287846), (83135, 243562), (110710, 182897), (121781, 166270), (140690, 143923)]