2627860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 5987520

約数和(自身を除く): 3359660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 131, 170, 236, 262, 295, 340, 524, 590, 655, 1003, 1180, 1310, 2006, 2227, 2620, 4012, 4454, 5015, 7729, 8908, 10030, 11135, 15458, 20060, 22270, 30916, 38645, 44540, 77290, 131393, 154580, 262786, 525572, 656965, 1313930, 2627860]

約数ペア:

[(1, 2627860), (2, 1313930), (4, 656965), (5, 525572), (10, 262786), (17, 154580), (20, 131393), (34, 77290), (59, 44540), (68, 38645), (85, 30916), (118, 22270), (131, 20060), (170, 15458), (236, 11135), (262, 10030), (295, 8908), (340, 7729), (524, 5015), (590, 4454), (655, 4012), (1003, 2620), (1180, 2227), (1310, 2006)]