404927432440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7964741}}^1$

素因数の和:7964824

約数の個数: 64

約数和(自身を含む): 963415192320

約数和(自身を除く): 558487759880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 5084, 6355, 10168, 12710, 25420, 50840, 7964741, 15929482, 31858964, 39823705, 63717928, 79647410, 159294820, 246906971, 318589640, 326554381, 493813942, 653108762, 987627884, 1234534855, 1306217524, 1632771905, 1975255768, 2469069710, 2612435048, 3265543810, 4938139420, 6531087620, 9876278840, 10123185811, 13062175240, 20246371622, 40492743244, 50615929055, 80985486488, 101231858110, 202463716220, 404927432440]

約数ペア:

[(1, 404927432440), (2, 202463716220), (4, 101231858110), (5, 80985486488), (8, 50615929055), (10, 40492743244), (20, 20246371622), (31, 13062175240), (40, 10123185811), (41, 9876278840), (62, 6531087620), (82, 4938139420), (124, 3265543810), (155, 2612435048), (164, 2469069710), (205, 1975255768), (248, 1632771905), (310, 1306217524), (328, 1234534855), (410, 987627884), (620, 653108762), (820, 493813942), (1240, 326554381), (1271, 318589640), (1640, 246906971), (2542, 159294820), (5084, 79647410), (6355, 63717928), (10168, 39823705), (12710, 31858964), (25420, 15929482), (50840, 7964741)]