804570680

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{1171}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 1841680800

約数和(自身を除く): 1037110120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 193, 356, 386, 445, 712, 772, 890, 965, 1171, 1544, 1780, 1930, 2342, 3560, 3860, 4684, 5855, 7720, 9368, 11710, 17177, 23420, 34354, 46840, 68708, 85885, 104219, 137416, 171770, 208438, 226003, 343540, 416876, 452006, 521095, 687080, 833752, 904012, 1042190, 1130015, 1808024, 2084380, 2260030, 4168760, 4520060, 9040120, 20114267, 40228534, 80457068, 100571335, 160914136, 201142670, 402285340, 804570680]

約数ペア:

[(1, 804570680), (2, 402285340), (4, 201142670), (5, 160914136), (8, 100571335), (10, 80457068), (20, 40228534), (40, 20114267), (89, 9040120), (178, 4520060), (193, 4168760), (356, 2260030), (386, 2084380), (445, 1808024), (712, 1130015), (772, 1042190), (890, 904012), (965, 833752), (1171, 687080), (1544, 521095), (1780, 452006), (1930, 416876), (2342, 343540), (3560, 226003), (3860, 208438), (4684, 171770), (5855, 137416), (7720, 104219), (9368, 85885), (11710, 68708), (17177, 46840), (23420, 34354)]