1021890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 2560896

約数和(自身を除く): 1539006

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1481, 2962, 4443, 7405, 8886, 14810, 22215, 34063, 44430, 68126, 102189, 170315, 204378, 340630, 510945, 1021890]

約数ペア:

[(1, 1021890), (2, 510945), (3, 340630), (5, 204378), (6, 170315), (10, 102189), (15, 68126), (23, 44430), (30, 34063), (46, 22215), (69, 14810), (115, 8886), (138, 7405), (230, 4443), (345, 2962), (690, 1481)]