16683380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{443}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 23596300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 443, 538, 886, 1076, 1345, 1772, 1883, 2215, 2690, 3101, 3766, 4430, 5380, 6202, 7532, 8860, 9415, 12404, 15505, 18830, 31010, 37660, 62020, 119167, 238334, 476668, 595835, 834169, 1191670, 1668338, 2383340, 3336676, 4170845, 8341690, 16683380]

約数ペア:

[(1, 16683380), (2, 8341690), (4, 4170845), (5, 3336676), (7, 2383340), (10, 1668338), (14, 1191670), (20, 834169), (28, 595835), (35, 476668), (70, 238334), (140, 119167), (269, 62020), (443, 37660), (538, 31010), (886, 18830), (1076, 15505), (1345, 12404), (1772, 9415), (1883, 8860), (2215, 7532), (2690, 6202), (3101, 5380), (3766, 4430)]