1356517840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{5639}}^1$

素因数の和:5780

約数の個数: 80

約数和(自身を含む): 3289789440

約数和(自身を除く): 1933271600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 970, 1240, 1552, 1940, 2480, 3007, 3880, 5639, 6014, 7760, 11278, 12028, 15035, 22556, 24056, 28195, 30070, 45112, 48112, 56390, 60140, 90224, 112780, 120280, 174809, 225560, 240560, 349618, 451120, 546983, 699236, 874045, 1093966, 1398472, 1748090, 2187932, 2734915, 2796944, 3496180, 4375864, 5469830, 6992360, 8751728, 10939660, 13984720, 16956473, 21879320, 33912946, 43758640, 67825892, 84782365, 135651784, 169564730, 271303568, 339129460, 678258920, 1356517840]

約数ペア:

[(1, 1356517840), (2, 678258920), (4, 339129460), (5, 271303568), (8, 169564730), (10, 135651784), (16, 84782365), (20, 67825892), (31, 43758640), (40, 33912946), (62, 21879320), (80, 16956473), (97, 13984720), (124, 10939660), (155, 8751728), (194, 6992360), (248, 5469830), (310, 4375864), (388, 3496180), (485, 2796944), (496, 2734915), (620, 2187932), (776, 1748090), (970, 1398472), (1240, 1093966), (1552, 874045), (1940, 699236), (2480, 546983), (3007, 451120), (3880, 349618), (5639, 240560), (6014, 225560), (7760, 174809), (11278, 120280), (12028, 112780), (15035, 90224), (22556, 60140), (24056, 56390), (28195, 48112), (30070, 45112)]