1738987780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{719}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 3901685760

約数和(自身を除く): 2162697980

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 83, 94, 124, 155, 166, 188, 235, 310, 332, 415, 470, 620, 719, 830, 940, 1438, 1457, 1660, 2573, 2876, 2914, 3595, 3901, 5146, 5828, 7190, 7285, 7802, 10292, 12865, 14380, 14570, 15604, 19505, 22289, 25730, 29140, 33793, 39010, 44578, 51460, 59677, 67586, 78020, 89156, 111445, 119354, 120931, 135172, 168965, 222890, 238708, 241862, 298385, 337930, 445780, 483724, 596770, 604655, 675860, 1047583, 1193540, 1209310, 1849987, 2095166, 2418620, 2804819, 3699974, 4190332, 5237915, 5609638, 7399948, 9249935, 10475830, 11219276, 14024095, 18499870, 20951660, 28048190, 36999740, 56096380, 86949389, 173898778, 347797556, 434746945, 869493890, 1738987780]

約数ペア:

[(1, 1738987780), (2, 869493890), (4, 434746945), (5, 347797556), (10, 173898778), (20, 86949389), (31, 56096380), (47, 36999740), (62, 28048190), (83, 20951660), (94, 18499870), (124, 14024095), (155, 11219276), (166, 10475830), (188, 9249935), (235, 7399948), (310, 5609638), (332, 5237915), (415, 4190332), (470, 3699974), (620, 2804819), (719, 2418620), (830, 2095166), (940, 1849987), (1438, 1209310), (1457, 1193540), (1660, 1047583), (2573, 675860), (2876, 604655), (2914, 596770), (3595, 483724), (3901, 445780), (5146, 337930), (5828, 298385), (7190, 241862), (7285, 238708), (7802, 222890), (10292, 168965), (12865, 135172), (14380, 120931), (14570, 119354), (15604, 111445), (19505, 89156), (22289, 78020), (25730, 67586), (29140, 59677), (33793, 51460), (39010, 44578)]