1801020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2334

約数の個数: 48

約数和(自身を含む): 5433120

約数和(自身を除く): 3632100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2309, 4618, 6927, 9236, 11545, 13854, 23090, 27708, 30017, 34635, 46180, 60034, 69270, 90051, 120068, 138540, 150085, 180102, 300170, 360204, 450255, 600340, 900510, 1801020]

約数ペア:

[(1, 1801020), (2, 900510), (3, 600340), (4, 450255), (5, 360204), (6, 300170), (10, 180102), (12, 150085), (13, 138540), (15, 120068), (20, 90051), (26, 69270), (30, 60034), (39, 46180), (52, 34635), (60, 30017), (65, 27708), (78, 23090), (130, 13854), (156, 11545), (195, 9236), (260, 6927), (390, 4618), (780, 2309)]