204906990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{17033}}^1$

素因数の和:17444

約数の個数: 32

約数和(自身を含む): 493032096

約数和(自身を除く): 288125106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 401, 802, 1203, 2005, 2406, 4010, 6015, 12030, 17033, 34066, 51099, 85165, 102198, 170330, 255495, 510990, 6830233, 13660466, 20490699, 34151165, 40981398, 68302330, 102453495, 204906990]

約数ペア:

[(1, 204906990), (2, 102453495), (3, 68302330), (5, 40981398), (6, 34151165), (10, 20490699), (15, 13660466), (30, 6830233), (401, 510990), (802, 255495), (1203, 170330), (2005, 102198), (2406, 85165), (4010, 51099), (6015, 34066), (12030, 17033)]