22017580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4457}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 52426080

約数和(自身を除く): 30408500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4457, 4940, 8914, 17828, 22285, 44570, 57941, 84683, 89140, 115882, 169366, 231764, 289705, 338732, 423415, 579410, 846830, 1100879, 1158820, 1693660, 2201758, 4403516, 5504395, 11008790, 22017580]

約数ペア:

[(1, 22017580), (2, 11008790), (4, 5504395), (5, 4403516), (10, 2201758), (13, 1693660), (19, 1158820), (20, 1100879), (26, 846830), (38, 579410), (52, 423415), (65, 338732), (76, 289705), (95, 231764), (130, 169366), (190, 115882), (247, 89140), (260, 84683), (380, 57941), (494, 44570), (988, 22285), (1235, 17828), (2470, 8914), (4457, 4940)]