419994620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{58171}}^1$

素因数の和:58218

約数の個数: 36

約数和(自身を含む): 930868344

約数和(自身を除く): 510873724

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 58171, 116342, 232684, 290855, 581710, 1105249, 1163420, 2210498, 4420996, 5526245, 11052490, 20999731, 22104980, 41999462, 83998924, 104998655, 209997310, 419994620]

約数ペア:

[(1, 419994620), (2, 209997310), (4, 104998655), (5, 83998924), (10, 41999462), (19, 22104980), (20, 20999731), (38, 11052490), (76, 5526245), (95, 4420996), (190, 2210498), (361, 1163420), (380, 1105249), (722, 581710), (1444, 290855), (1805, 232684), (3610, 116342), (7220, 58171)]