1772376440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1\times {\mathrm{1297}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 4037299200

約数和(自身を除く): 2264922760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 269, 508, 538, 635, 1016, 1076, 1270, 1297, 1345, 2152, 2540, 2594, 2690, 5080, 5188, 5380, 6485, 10376, 10760, 12970, 25940, 34163, 51880, 68326, 136652, 164719, 170815, 273304, 329438, 341630, 348893, 658876, 683260, 697786, 823595, 1317752, 1366520, 1395572, 1647190, 1744465, 2791144, 3294380, 3488930, 6588760, 6977860, 13955720, 44309411, 88618822, 177237644, 221547055, 354475288, 443094110, 886188220, 1772376440]

約数ペア:

[(1, 1772376440), (2, 886188220), (4, 443094110), (5, 354475288), (8, 221547055), (10, 177237644), (20, 88618822), (40, 44309411), (127, 13955720), (254, 6977860), (269, 6588760), (508, 3488930), (538, 3294380), (635, 2791144), (1016, 1744465), (1076, 1647190), (1270, 1395572), (1297, 1366520), (1345, 1317752), (2152, 823595), (2540, 697786), (2594, 683260), (2690, 658876), (5080, 348893), (5188, 341630), (5380, 329438), (6485, 273304), (10376, 170815), (10760, 164719), (12970, 136652), (25940, 68326), (34163, 51880)]