11957820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 38900736

約数和(自身を除く): 26942916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 401, 420, 426, 497, 710, 802, 852, 994, 1065, 1203, 1420, 1491, 1604, 1988, 2005, 2130, 2406, 2485, 2807, 2982, 4010, 4260, 4812, 4970, 5614, 5964, 6015, 7455, 8020, 8421, 9940, 11228, 12030, 14035, 14910, 16842, 24060, 28070, 28471, 29820, 33684, 42105, 56140, 56942, 84210, 85413, 113884, 142355, 168420, 170826, 199297, 284710, 341652, 398594, 427065, 569420, 597891, 797188, 854130, 996485, 1195782, 1708260, 1992970, 2391564, 2989455, 3985940, 5978910, 11957820]

約数ペア:

[(1, 11957820), (2, 5978910), (3, 3985940), (4, 2989455), (5, 2391564), (6, 1992970), (7, 1708260), (10, 1195782), (12, 996485), (14, 854130), (15, 797188), (20, 597891), (21, 569420), (28, 427065), (30, 398594), (35, 341652), (42, 284710), (60, 199297), (70, 170826), (71, 168420), (84, 142355), (105, 113884), (140, 85413), (142, 84210), (210, 56942), (213, 56140), (284, 42105), (355, 33684), (401, 29820), (420, 28471), (426, 28070), (497, 24060), (710, 16842), (802, 14910), (852, 14035), (994, 12030), (1065, 11228), (1203, 9940), (1420, 8421), (1491, 8020), (1604, 7455), (1988, 6015), (2005, 5964), (2130, 5614), (2406, 4970), (2485, 4812), (2807, 4260), (2982, 4010)]