30643720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26417}}^1$

素因数の和:26457

約数の個数: 32

約数和(自身を含む): 71328600

約数和(自身を除く): 40684880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26417, 52834, 105668, 132085, 211336, 264170, 528340, 766093, 1056680, 1532186, 3064372, 3830465, 6128744, 7660930, 15321860, 30643720]

約数ペア:

[(1, 30643720), (2, 15321860), (4, 7660930), (5, 6128744), (8, 3830465), (10, 3064372), (20, 1532186), (29, 1056680), (40, 766093), (58, 528340), (116, 264170), (145, 211336), (232, 132085), (290, 105668), (580, 52834), (1160, 26417)]