1664980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 3810240

約数和(自身を除く): 2145260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 83, 85, 118, 166, 170, 236, 295, 332, 340, 415, 590, 830, 1003, 1180, 1411, 1660, 2006, 2822, 4012, 4897, 5015, 5644, 7055, 9794, 10030, 14110, 19588, 20060, 24485, 28220, 48970, 83249, 97940, 166498, 332996, 416245, 832490, 1664980]

約数ペア:

[(1, 1664980), (2, 832490), (4, 416245), (5, 332996), (10, 166498), (17, 97940), (20, 83249), (34, 48970), (59, 28220), (68, 24485), (83, 20060), (85, 19588), (118, 14110), (166, 10030), (170, 9794), (236, 7055), (295, 5644), (332, 5015), (340, 4897), (415, 4012), (590, 2822), (830, 2006), (1003, 1660), (1180, 1411)]