2040241840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{280253}}^1$

素因数の和:280286

約数の個数: 80

約数和(自身を含む): 5838251328

約数和(自身を除く): 3798009488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 280253, 560506, 1121012, 1401265, 1961771, 2242024, 2802530, 3643289, 3923542, 4484048, 5605060, 7286578, 7847084, 9808855, 11210120, 14573156, 15694168, 18216445, 19617710, 22420240, 25503023, 29146312, 31388336, 36432890, 39235420, 51006046, 58292624, 72865780, 78470840, 102012092, 127515115, 145731560, 156941680, 204024184, 255030230, 291463120, 408048368, 510060460, 1020120920, 2040241840]

約数ペア:

[(1, 2040241840), (2, 1020120920), (4, 510060460), (5, 408048368), (7, 291463120), (8, 255030230), (10, 204024184), (13, 156941680), (14, 145731560), (16, 127515115), (20, 102012092), (26, 78470840), (28, 72865780), (35, 58292624), (40, 51006046), (52, 39235420), (56, 36432890), (65, 31388336), (70, 29146312), (80, 25503023), (91, 22420240), (104, 19617710), (112, 18216445), (130, 15694168), (140, 14573156), (182, 11210120), (208, 9808855), (260, 7847084), (280, 7286578), (364, 5605060), (455, 4484048), (520, 3923542), (560, 3643289), (728, 2802530), (910, 2242024), (1040, 1961771), (1456, 1401265), (1820, 1121012), (3640, 560506), (7280, 280253)]