1378311220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{821}}^1$

素因数の和:1441

約数の個数: 96

約数和(自身を含む): 3410418816

約数和(自身を除く): 2032107596

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 587, 715, 821, 1174, 1430, 1642, 2348, 2860, 2935, 3284, 4105, 5870, 6457, 7631, 8210, 9031, 10673, 11740, 12914, 15262, 16420, 18062, 21346, 25828, 30524, 32285, 36124, 38155, 42692, 45155, 53365, 64570, 76310, 83941, 90310, 106730, 117403, 129140, 152620, 167882, 180620, 213460, 234806, 335764, 419705, 469612, 481927, 587015, 839410, 963854, 1174030, 1678820, 1927708, 2348060, 2409635, 4819270, 5301197, 6265051, 9638540, 10602394, 12530102, 21204788, 25060204, 26505985, 31325255, 53011970, 62650510, 68915561, 106023940, 125301020, 137831122, 275662244, 344577805, 689155610, 1378311220]

約数ペア:

[(1, 1378311220), (2, 689155610), (4, 344577805), (5, 275662244), (10, 137831122), (11, 125301020), (13, 106023940), (20, 68915561), (22, 62650510), (26, 53011970), (44, 31325255), (52, 26505985), (55, 25060204), (65, 21204788), (110, 12530102), (130, 10602394), (143, 9638540), (220, 6265051), (260, 5301197), (286, 4819270), (572, 2409635), (587, 2348060), (715, 1927708), (821, 1678820), (1174, 1174030), (1430, 963854), (1642, 839410), (2348, 587015), (2860, 481927), (2935, 469612), (3284, 419705), (4105, 335764), (5870, 234806), (6457, 213460), (7631, 180620), (8210, 167882), (9031, 152620), (10673, 129140), (11740, 117403), (12914, 106730), (15262, 90310), (16420, 83941), (18062, 76310), (21346, 64570), (25828, 53365), (30524, 45155), (32285, 42692), (36124, 38155)]