2040150002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 3571699968

約数和(自身を除く): 1531549966

約数列:

[1, 2, 11, 22, 23, 46, 61, 122, 157, 253, 314, 421, 506, 671, 842, 1342, 1403, 1727, 2806, 3454, 3611, 4631, 7222, 9262, 9577, 9683, 15433, 19154, 19366, 25681, 30866, 39721, 51362, 66097, 79442, 105347, 106513, 132194, 210694, 213026, 220271, 282491, 440542, 564982, 590663, 727067, 1181326, 1454134, 1520231, 2422981, 3040462, 4031917, 4845962, 6497293, 8063834, 12994586, 16722541, 33445082, 44351087, 88702174, 92734091, 185468182, 1020075001, 2040150002]

約数ペア:

[(1, 2040150002), (2, 1020075001), (11, 185468182), (22, 92734091), (23, 88702174), (46, 44351087), (61, 33445082), (122, 16722541), (157, 12994586), (253, 8063834), (314, 6497293), (421, 4845962), (506, 4031917), (671, 3040462), (842, 2422981), (1342, 1520231), (1403, 1454134), (1727, 1181326), (2806, 727067), (3454, 590663), (3611, 564982), (4631, 440542), (7222, 282491), (9262, 220271), (9577, 213026), (9683, 210694), (15433, 132194), (19154, 106513), (19366, 105347), (25681, 79442), (30866, 66097), (39721, 51362)]