16021180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 40709088

約数和(自身を除く): 24687908

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 317, 361, 380, 532, 634, 665, 722, 1268, 1330, 1444, 1585, 1805, 2219, 2527, 2660, 3170, 3610, 4438, 5054, 6023, 6340, 7220, 8876, 10108, 11095, 12046, 12635, 22190, 24092, 25270, 30115, 42161, 44380, 50540, 60230, 84322, 114437, 120460, 168644, 210805, 228874, 421610, 457748, 572185, 801059, 843220, 1144370, 1602118, 2288740, 3204236, 4005295, 8010590, 16021180]

約数ペア:

[(1, 16021180), (2, 8010590), (4, 4005295), (5, 3204236), (7, 2288740), (10, 1602118), (14, 1144370), (19, 843220), (20, 801059), (28, 572185), (35, 457748), (38, 421610), (70, 228874), (76, 210805), (95, 168644), (133, 120460), (140, 114437), (190, 84322), (266, 60230), (317, 50540), (361, 44380), (380, 42161), (532, 30115), (634, 25270), (665, 24092), (722, 22190), (1268, 12635), (1330, 12046), (1444, 11095), (1585, 10108), (1805, 8876), (2219, 7220), (2527, 6340), (2660, 6023), (3170, 5054), (3610, 4438)]