20342040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{599}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 61344000

約数和(自身を除く): 41001960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 283, 566, 599, 849, 1132, 1198, 1415, 1698, 1797, 2264, 2396, 2830, 2995, 3396, 3594, 4245, 4792, 5660, 5990, 6792, 7188, 8490, 8985, 11320, 11980, 14376, 16980, 17970, 23960, 33960, 35940, 71880, 169517, 339034, 508551, 678068, 847585, 1017102, 1356136, 1695170, 2034204, 2542755, 3390340, 4068408, 5085510, 6780680, 10171020, 20342040]

約数ペア:

[(1, 20342040), (2, 10171020), (3, 6780680), (4, 5085510), (5, 4068408), (6, 3390340), (8, 2542755), (10, 2034204), (12, 1695170), (15, 1356136), (20, 1017102), (24, 847585), (30, 678068), (40, 508551), (60, 339034), (120, 169517), (283, 71880), (566, 35940), (599, 33960), (849, 23960), (1132, 17970), (1198, 16980), (1415, 14376), (1698, 11980), (1797, 11320), (2264, 8985), (2396, 8490), (2830, 7188), (2995, 6792), (3396, 5990), (3594, 5660), (4245, 4792)]