14201420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 30881088

約数和(自身を除く): 16679668

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 137, 142, 146, 274, 284, 292, 355, 365, 548, 685, 710, 730, 1370, 1420, 1460, 2740, 5183, 9727, 10001, 10366, 19454, 20002, 20732, 25915, 38908, 40004, 48635, 50005, 51830, 97270, 100010, 103660, 194540, 200020, 710071, 1420142, 2840284, 3550355, 7100710, 14201420]

約数ペア:

[(1, 14201420), (2, 7100710), (4, 3550355), (5, 2840284), (10, 1420142), (20, 710071), (71, 200020), (73, 194540), (137, 103660), (142, 100010), (146, 97270), (274, 51830), (284, 50005), (292, 48635), (355, 40004), (365, 38908), (548, 25915), (685, 20732), (710, 20002), (730, 19454), (1370, 10366), (1420, 10001), (1460, 9727), (2740, 5183)]