207977320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{305849}}^1$

素因数の和:305877

約数の個数: 32

約数和(自身を含む): 495477000

約数和(自身を除く): 287499680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 305849, 611698, 1223396, 1529245, 2446792, 3058490, 5199433, 6116980, 10398866, 12233960, 20797732, 25997165, 41595464, 51994330, 103988660, 207977320]

約数ペア:

[(1, 207977320), (2, 103988660), (4, 51994330), (5, 41595464), (8, 25997165), (10, 20797732), (17, 12233960), (20, 10398866), (34, 6116980), (40, 5199433), (68, 3058490), (85, 2446792), (136, 1529245), (170, 1223396), (340, 611698), (680, 305849)]