17771940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{32911}}^1$

素因数の和:32929

約数の個数: 48

約数和(自身を含む): 55292160

約数和(自身を除く): 37520220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 32911, 65822, 98733, 131644, 164555, 197466, 296199, 329110, 394932, 493665, 592398, 658220, 888597, 987330, 1184796, 1480995, 1777194, 1974660, 2961990, 3554388, 4442985, 5923980, 8885970, 17771940]

約数ペア:

[(1, 17771940), (2, 8885970), (3, 5923980), (4, 4442985), (5, 3554388), (6, 2961990), (9, 1974660), (10, 1777194), (12, 1480995), (15, 1184796), (18, 987330), (20, 888597), (27, 658220), (30, 592398), (36, 493665), (45, 394932), (54, 329110), (60, 296199), (90, 197466), (108, 164555), (135, 131644), (180, 98733), (270, 65822), (540, 32911)]