201790930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 410852736

約数和(自身を除く): 209061806

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 101, 110, 202, 205, 410, 443, 451, 505, 886, 902, 1010, 1111, 2215, 2222, 2255, 4141, 4430, 4510, 4873, 5555, 8282, 9746, 11110, 18163, 20705, 24365, 36326, 41410, 44743, 45551, 48730, 89486, 90815, 91102, 181630, 199793, 223715, 227755, 399586, 447430, 455510, 492173, 984346, 998965, 1834463, 1997930, 2460865, 3668926, 4921730, 9172315, 18344630, 20179093, 40358186, 100895465, 201790930]

約数ペア:

[(1, 201790930), (2, 100895465), (5, 40358186), (10, 20179093), (11, 18344630), (22, 9172315), (41, 4921730), (55, 3668926), (82, 2460865), (101, 1997930), (110, 1834463), (202, 998965), (205, 984346), (410, 492173), (443, 455510), (451, 447430), (505, 399586), (886, 227755), (902, 223715), (1010, 199793), (1111, 181630), (2215, 91102), (2222, 90815), (2255, 89486), (4141, 48730), (4430, 45551), (4510, 44743), (4873, 41410), (5555, 36326), (8282, 24365), (9746, 20705), (11110, 18163)]