30432920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15527}}^1$

素因数の和:15552

約数の個数: 48

約数和(自身を含む): 79658640

約数和(自身を除く): 49225720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15527, 31054, 62108, 77635, 108689, 124216, 155270, 217378, 310540, 434756, 543445, 621080, 760823, 869512, 1086890, 1521646, 2173780, 3043292, 3804115, 4347560, 6086584, 7608230, 15216460, 30432920]

約数ペア:

[(1, 30432920), (2, 15216460), (4, 7608230), (5, 6086584), (7, 4347560), (8, 3804115), (10, 3043292), (14, 2173780), (20, 1521646), (28, 1086890), (35, 869512), (40, 760823), (49, 621080), (56, 543445), (70, 434756), (98, 310540), (140, 217378), (196, 155270), (245, 124216), (280, 108689), (392, 77635), (490, 62108), (980, 31054), (1960, 15527)]