215403520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{42071}}^1$

素因数の和:42096

約数の個数: 44

約数和(自身を含む): 516728304

約数和(自身を除く): 301324784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 42071, 84142, 168284, 210355, 336568, 420710, 673136, 841420, 1346272, 1682840, 2692544, 3365680, 5385088, 6731360, 10770176, 13462720, 21540352, 26925440, 43080704, 53850880, 107701760, 215403520]

約数ペア:

[(1, 215403520), (2, 107701760), (4, 53850880), (5, 43080704), (8, 26925440), (10, 21540352), (16, 13462720), (20, 10770176), (32, 6731360), (40, 5385088), (64, 3365680), (80, 2692544), (128, 1682840), (160, 1346272), (256, 841420), (320, 673136), (512, 420710), (640, 336568), (1024, 210355), (1280, 168284), (2560, 84142), (5120, 42071)]