30397520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6229}}^1$

素因数の和:6303

約数の個数: 40

約数和(自身を含む): 71844360

約数和(自身を除く): 41446840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 6229, 12458, 24916, 31145, 49832, 62290, 99664, 124580, 249160, 379969, 498320, 759938, 1519876, 1899845, 3039752, 3799690, 6079504, 7599380, 15198760, 30397520]

約数ペア:

[(1, 30397520), (2, 15198760), (4, 7599380), (5, 6079504), (8, 3799690), (10, 3039752), (16, 1899845), (20, 1519876), (40, 759938), (61, 498320), (80, 379969), (122, 249160), (244, 124580), (305, 99664), (488, 62290), (610, 49832), (976, 31145), (1220, 24916), (2440, 12458), (4880, 6229)]