219049390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{11633}}^1$

素因数の和:11916

約数の個数: 32

約数和(自身を含む): 452329920

約数和(自身を除く): 233280530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 538, 1345, 1883, 2690, 3766, 9415, 11633, 18830, 23266, 58165, 81431, 116330, 162862, 407155, 814310, 3129277, 6258554, 15646385, 21904939, 31292770, 43809878, 109524695, 219049390]

約数ペア:

[(1, 219049390), (2, 109524695), (5, 43809878), (7, 31292770), (10, 21904939), (14, 15646385), (35, 6258554), (70, 3129277), (269, 814310), (538, 407155), (1345, 162862), (1883, 116330), (2690, 81431), (3766, 58165), (9415, 23266), (11633, 18830)]