20444520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170371}}^1$

素因数の和:170385

約数の個数: 32

約数和(自身を含む): 61333920

約数和(自身を除く): 40889400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170371, 340742, 511113, 681484, 851855, 1022226, 1362968, 1703710, 2044452, 2555565, 3407420, 4088904, 5111130, 6814840, 10222260, 20444520]

約数ペア:

[(1, 20444520), (2, 10222260), (3, 6814840), (4, 5111130), (5, 4088904), (6, 3407420), (8, 2555565), (10, 2044452), (12, 1703710), (15, 1362968), (20, 1022226), (24, 851855), (30, 681484), (40, 511113), (60, 340742), (120, 170371)]