1285120170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{620831}}^1$

素因数の和:620867

約数の個数: 48

約数和(自身を含む): 3486592512

約数和(自身を除く): 2201472342

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 620831, 1241662, 1862493, 3104155, 3724986, 5587479, 6208310, 9312465, 11174958, 14279113, 18624930, 27937395, 28558226, 42837339, 55874790, 71395565, 85674678, 128512017, 142791130, 214186695, 257024034, 428373390, 642560085, 1285120170]

約数ペア:

[(1, 1285120170), (2, 642560085), (3, 428373390), (5, 257024034), (6, 214186695), (9, 142791130), (10, 128512017), (15, 85674678), (18, 71395565), (23, 55874790), (30, 42837339), (45, 28558226), (46, 27937395), (69, 18624930), (90, 14279113), (115, 11174958), (138, 9312465), (207, 6208310), (230, 5587479), (345, 3724986), (414, 3104155), (690, 1862493), (1035, 1241662), (2070, 620831)]