17887030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 38568960

約数和(自身を除く): 20681930

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 61, 70, 71, 118, 122, 142, 295, 305, 355, 413, 427, 497, 590, 610, 710, 826, 854, 994, 2065, 2135, 2485, 3599, 4130, 4189, 4270, 4331, 4970, 7198, 8378, 8662, 17995, 20945, 21655, 25193, 29323, 30317, 35990, 41890, 43310, 50386, 58646, 60634, 125965, 146615, 151585, 251930, 255529, 293230, 303170, 511058, 1277645, 1788703, 2555290, 3577406, 8943515, 17887030]

約数ペア:

[(1, 17887030), (2, 8943515), (5, 3577406), (7, 2555290), (10, 1788703), (14, 1277645), (35, 511058), (59, 303170), (61, 293230), (70, 255529), (71, 251930), (118, 151585), (122, 146615), (142, 125965), (295, 60634), (305, 58646), (355, 50386), (413, 43310), (427, 41890), (497, 35990), (590, 30317), (610, 29323), (710, 25193), (826, 21655), (854, 20945), (994, 17995), (2065, 8662), (2135, 8378), (2485, 7198), (3599, 4970), (4130, 4331), (4189, 4270)]