29976940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{773}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 72297792

約数和(自身を除く): 42320852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 773, 1108, 1385, 1546, 1939, 2770, 3092, 3865, 3878, 5411, 5540, 7730, 7756, 9695, 10822, 15460, 19390, 21644, 27055, 38780, 54110, 108220, 214121, 428242, 856484, 1070605, 1498847, 2141210, 2997694, 4282420, 5995388, 7494235, 14988470, 29976940]

約数ペア:

[(1, 29976940), (2, 14988470), (4, 7494235), (5, 5995388), (7, 4282420), (10, 2997694), (14, 2141210), (20, 1498847), (28, 1070605), (35, 856484), (70, 428242), (140, 214121), (277, 108220), (554, 54110), (773, 38780), (1108, 27055), (1385, 21644), (1546, 19390), (1939, 15460), (2770, 10822), (3092, 9695), (3865, 7756), (3878, 7730), (5411, 5540)]