25905740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9739}}^1$

素因数の和:9774

約数の個数: 48

約数和(自身を含む): 65452800

約数和(自身を除く): 39547060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9739, 19478, 38956, 48695, 68173, 97390, 136346, 185041, 194780, 272692, 340865, 370082, 681730, 740164, 925205, 1295287, 1363460, 1850410, 2590574, 3700820, 5181148, 6476435, 12952870, 25905740]

約数ペア:

[(1, 25905740), (2, 12952870), (4, 6476435), (5, 5181148), (7, 3700820), (10, 2590574), (14, 1850410), (19, 1363460), (20, 1295287), (28, 925205), (35, 740164), (38, 681730), (70, 370082), (76, 340865), (95, 272692), (133, 194780), (140, 185041), (190, 136346), (266, 97390), (380, 68173), (532, 48695), (665, 38956), (1330, 19478), (2660, 9739)]