19097921780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{709}}^1\times {\mathrm{1063}}^1$

素因数の和:1969

約数の個数: 96

約数和(自身を含む): 46196666880

約数和(自身を除く): 27098745100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 709, 724, 905, 1063, 1267, 1418, 1810, 2126, 2534, 2836, 3545, 3620, 4252, 4963, 5068, 5315, 6335, 7090, 7441, 9926, 10630, 12670, 14180, 14882, 19852, 21260, 24815, 25340, 29764, 37205, 49630, 74410, 99260, 128329, 148820, 192403, 256658, 384806, 513316, 641645, 753667, 769612, 898303, 962015, 1283290, 1346821, 1507334, 1796606, 1924030, 2566580, 2693642, 3014668, 3593212, 3768335, 3848060, 4491515, 5275669, 5387284, 6734105, 7536670, 8983030, 10551338, 13468210, 15073340, 17966060, 21102676, 26378345, 26936420, 52756690, 105513380, 136413727, 272827454, 545654908, 682068635, 954896089, 1364137270, 1909792178, 2728274540, 3819584356, 4774480445, 9548960890, 19097921780]

約数ペア:

[(1, 19097921780), (2, 9548960890), (4, 4774480445), (5, 3819584356), (7, 2728274540), (10, 1909792178), (14, 1364137270), (20, 954896089), (28, 682068635), (35, 545654908), (70, 272827454), (140, 136413727), (181, 105513380), (362, 52756690), (709, 26936420), (724, 26378345), (905, 21102676), (1063, 17966060), (1267, 15073340), (1418, 13468210), (1810, 10551338), (2126, 8983030), (2534, 7536670), (2836, 6734105), (3545, 5387284), (3620, 5275669), (4252, 4491515), (4963, 3848060), (5068, 3768335), (5315, 3593212), (6335, 3014668), (7090, 2693642), (7441, 2566580), (9926, 1924030), (10630, 1796606), (12670, 1507334), (14180, 1346821), (14882, 1283290), (19852, 962015), (21260, 898303), (24815, 769612), (25340, 753667), (29764, 641645), (37205, 513316), (49630, 384806), (74410, 256658), (99260, 192403), (128329, 148820)]