20176350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4339}}^1$

素因数の和:4385

約数の個数: 48

約数和(自身を含む): 51663360

約数和(自身を除く): 31487010

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4339, 4650, 8678, 13017, 21695, 26034, 43390, 65085, 108475, 130170, 134509, 216950, 269018, 325425, 403527, 650850, 672545, 807054, 1345090, 2017635, 3362725, 4035270, 6725450, 10088175, 20176350]

約数ペア:

[(1, 20176350), (2, 10088175), (3, 6725450), (5, 4035270), (6, 3362725), (10, 2017635), (15, 1345090), (25, 807054), (30, 672545), (31, 650850), (50, 403527), (62, 325425), (75, 269018), (93, 216950), (150, 134509), (155, 130170), (186, 108475), (310, 65085), (465, 43390), (775, 26034), (930, 21695), (1550, 13017), (2325, 8678), (4339, 4650)]