2020248

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 5760000

約数和(自身を除く): 3739752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 199, 216, 282, 376, 398, 423, 564, 597, 796, 846, 1128, 1194, 1269, 1592, 1692, 1791, 2388, 2538, 3384, 3582, 4776, 5076, 5373, 7164, 9353, 10152, 10746, 14328, 18706, 21492, 28059, 37412, 42984, 56118, 74824, 84177, 112236, 168354, 224472, 252531, 336708, 505062, 673416, 1010124, 2020248]

約数ペア:

[(1, 2020248), (2, 1010124), (3, 673416), (4, 505062), (6, 336708), (8, 252531), (9, 224472), (12, 168354), (18, 112236), (24, 84177), (27, 74824), (36, 56118), (47, 42984), (54, 37412), (72, 28059), (94, 21492), (108, 18706), (141, 14328), (188, 10746), (199, 10152), (216, 9353), (282, 7164), (376, 5373), (398, 5076), (423, 4776), (564, 3582), (597, 3384), (796, 2538), (846, 2388), (1128, 1791), (1194, 1692), (1269, 1592)]