38556380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 83825280

約数和(自身を除く): 45268900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 172, 214, 215, 419, 428, 430, 535, 838, 860, 1070, 1676, 2095, 2140, 4190, 4601, 8380, 9202, 18017, 18404, 23005, 36034, 44833, 46010, 72068, 89666, 90085, 92020, 179332, 180170, 224165, 360340, 448330, 896660, 1927819, 3855638, 7711276, 9639095, 19278190, 38556380]

約数ペア:

[(1, 38556380), (2, 19278190), (4, 9639095), (5, 7711276), (10, 3855638), (20, 1927819), (43, 896660), (86, 448330), (107, 360340), (172, 224165), (214, 180170), (215, 179332), (419, 92020), (428, 90085), (430, 89666), (535, 72068), (838, 46010), (860, 44833), (1070, 36034), (1676, 23005), (2095, 18404), (2140, 18017), (4190, 9202), (4601, 8380)]