1995030

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{821}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 5385744

約数和(自身を除く): 3390714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 821, 1215, 1642, 2430, 2463, 4105, 4926, 7389, 8210, 12315, 14778, 22167, 24630, 36945, 44334, 66501, 73890, 110835, 133002, 199503, 221670, 332505, 399006, 665010, 997515, 1995030]

約数ペア:

[(1, 1995030), (2, 997515), (3, 665010), (5, 399006), (6, 332505), (9, 221670), (10, 199503), (15, 133002), (18, 110835), (27, 73890), (30, 66501), (45, 44334), (54, 36945), (81, 24630), (90, 22167), (135, 14778), (162, 12315), (243, 8210), (270, 7389), (405, 4926), (486, 4105), (810, 2463), (821, 2430), (1215, 1642)]