40078790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2971}}^1$

素因数の和:3068

約数の個数: 32

約数和(自身を含む): 77034240

約数和(自身を除く): 36955450

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 2971, 5942, 6745, 13490, 14855, 29710, 56449, 112898, 210941, 282245, 421882, 564490, 1054705, 2109410, 4007879, 8015758, 20039395, 40078790]

約数ペア:

[(1, 40078790), (2, 20039395), (5, 8015758), (10, 4007879), (19, 2109410), (38, 1054705), (71, 564490), (95, 421882), (142, 282245), (190, 210941), (355, 112898), (710, 56449), (1349, 29710), (2698, 14855), (2971, 13490), (5942, 6745)]