220388840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14851}}^1$

素因数の和:14922

約数の個数: 64

約数和(自身を含む): 577445760

約数和(自身を除く): 357056920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 14851, 29702, 59404, 74255, 103957, 118808, 148510, 207914, 297020, 415828, 519785, 594040, 787103, 831656, 1039570, 1574206, 2079140, 3148412, 3935515, 4158280, 5509721, 6296824, 7871030, 11019442, 15742060, 22038884, 27548605, 31484120, 44077768, 55097210, 110194420, 220388840]

約数ペア:

[(1, 220388840), (2, 110194420), (4, 55097210), (5, 44077768), (7, 31484120), (8, 27548605), (10, 22038884), (14, 15742060), (20, 11019442), (28, 7871030), (35, 6296824), (40, 5509721), (53, 4158280), (56, 3935515), (70, 3148412), (106, 2079140), (140, 1574206), (212, 1039570), (265, 831656), (280, 787103), (371, 594040), (424, 519785), (530, 415828), (742, 297020), (1060, 207914), (1484, 148510), (1855, 118808), (2120, 103957), (2968, 74255), (3710, 59404), (7420, 29702), (14840, 14851)]