854657860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{115183}}^1$

素因数の和:115252

約数の個数: 48

約数和(自身を含む): 2089898496

約数和(自身を除く): 1235240636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 115183, 230366, 460732, 575915, 806281, 1151830, 1612562, 2303660, 3225124, 4031405, 6104699, 8062810, 12209398, 16125620, 24418796, 30523495, 42732893, 61046990, 85465786, 122093980, 170931572, 213664465, 427328930, 854657860]

約数ペア:

[(1, 854657860), (2, 427328930), (4, 213664465), (5, 170931572), (7, 122093980), (10, 85465786), (14, 61046990), (20, 42732893), (28, 30523495), (35, 24418796), (53, 16125620), (70, 12209398), (106, 8062810), (140, 6104699), (212, 4031405), (265, 3225124), (371, 2303660), (530, 1612562), (742, 1151830), (1060, 806281), (1484, 575915), (1855, 460732), (3710, 230366), (7420, 115183)]