12579980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1523}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 30723840

約数和(自身を除く): 18143860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1523, 1652, 2065, 3046, 4130, 6092, 7615, 8260, 10661, 15230, 21322, 30460, 42644, 53305, 89857, 106610, 179714, 213220, 359428, 449285, 628999, 898570, 1257998, 1797140, 2515996, 3144995, 6289990, 12579980]

約数ペア:

[(1, 12579980), (2, 6289990), (4, 3144995), (5, 2515996), (7, 1797140), (10, 1257998), (14, 898570), (20, 628999), (28, 449285), (35, 359428), (59, 213220), (70, 179714), (118, 106610), (140, 89857), (236, 53305), (295, 42644), (413, 30460), (590, 21322), (826, 15230), (1180, 10661), (1523, 8260), (1652, 7615), (2065, 6092), (3046, 4130)]