9820490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 18524160

約数和(自身を除く): 8703670

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 401, 790, 802, 2005, 2449, 4010, 4898, 12245, 12431, 24490, 24862, 31679, 62155, 63358, 124310, 158395, 316790, 982049, 1964098, 4910245, 9820490]

約数ペア:

[(1, 9820490), (2, 4910245), (5, 1964098), (10, 982049), (31, 316790), (62, 158395), (79, 124310), (155, 63358), (158, 62155), (310, 31679), (395, 24862), (401, 24490), (790, 12431), (802, 12245), (2005, 4898), (2449, 4010)]