38982020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1533

約数の個数: 96

約数和(自身を含む): 108138240

約数和(自身を除く): 69156220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1489, 1540, 1870, 2380, 2618, 2978, 3740, 5236, 5956, 6545, 7445, 10423, 13090, 14890, 16379, 20846, 25313, 26180, 29780, 32758, 41692, 50626, 52115, 65516, 81895, 101252, 104230, 114653, 126565, 163790, 177191, 208460, 229306, 253130, 278443, 327580, 354382, 458612, 506260, 556886, 573265, 708764, 885955, 1113772, 1146530, 1392215, 1771910, 1949101, 2293060, 2784430, 3543820, 3898202, 5568860, 7796404, 9745505, 19491010, 38982020]

約数ペア:

[(1, 38982020), (2, 19491010), (4, 9745505), (5, 7796404), (7, 5568860), (10, 3898202), (11, 3543820), (14, 2784430), (17, 2293060), (20, 1949101), (22, 1771910), (28, 1392215), (34, 1146530), (35, 1113772), (44, 885955), (55, 708764), (68, 573265), (70, 556886), (77, 506260), (85, 458612), (110, 354382), (119, 327580), (140, 278443), (154, 253130), (170, 229306), (187, 208460), (220, 177191), (238, 163790), (308, 126565), (340, 114653), (374, 104230), (385, 101252), (476, 81895), (595, 65516), (748, 52115), (770, 50626), (935, 41692), (1190, 32758), (1309, 29780), (1489, 26180), (1540, 25313), (1870, 20846), (2380, 16379), (2618, 14890), (2978, 13090), (3740, 10423), (5236, 7445), (5956, 6545)]