123615940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5417}}^1$

素因数の和:5596

約数の個数: 48

約数和(自身を含む): 298553472

約数和(自身を除く): 174937532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5417, 5705, 10834, 11410, 21668, 22820, 27085, 37919, 54170, 75838, 108340, 151676, 189595, 379190, 758380, 882971, 1765942, 3531884, 4414855, 6180797, 8829710, 12361594, 17659420, 24723188, 30903985, 61807970, 123615940]

約数ペア:

[(1, 123615940), (2, 61807970), (4, 30903985), (5, 24723188), (7, 17659420), (10, 12361594), (14, 8829710), (20, 6180797), (28, 4414855), (35, 3531884), (70, 1765942), (140, 882971), (163, 758380), (326, 379190), (652, 189595), (815, 151676), (1141, 108340), (1630, 75838), (2282, 54170), (3260, 37919), (4564, 27085), (5417, 22820), (5705, 21668), (10834, 11410)]