1996020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 6527976

約数和(自身を除く): 4531956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 853, 1170, 1706, 2340, 2559, 3412, 4265, 5118, 7677, 8530, 10236, 11089, 12795, 15354, 17060, 22178, 25590, 30708, 33267, 38385, 44356, 51180, 55445, 66534, 76770, 99801, 110890, 133068, 153540, 166335, 199602, 221780, 332670, 399204, 499005, 665340, 998010, 1996020]

約数ペア:

[(1, 1996020), (2, 998010), (3, 665340), (4, 499005), (5, 399204), (6, 332670), (9, 221780), (10, 199602), (12, 166335), (13, 153540), (15, 133068), (18, 110890), (20, 99801), (26, 76770), (30, 66534), (36, 55445), (39, 51180), (45, 44356), (52, 38385), (60, 33267), (65, 30708), (78, 25590), (90, 22178), (117, 17060), (130, 15354), (156, 12795), (180, 11089), (195, 10236), (234, 8530), (260, 7677), (390, 5118), (468, 4265), (585, 3412), (780, 2559), (853, 2340), (1170, 1706)]