30895059020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{344273}}^1$

素因数の和:344930

約数の個数: 48

約数和(自身を含む): 74264033088

約数和(自身を除く): 43368974068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 1282, 2564, 3205, 4487, 6410, 8974, 12820, 17948, 22435, 44870, 89740, 344273, 688546, 1377092, 1721365, 2409911, 3442730, 4819822, 6885460, 9639644, 12049555, 24099110, 48198220, 220678993, 441357986, 882715972, 1103394965, 1544752951, 2206789930, 3089505902, 4413579860, 6179011804, 7723764755, 15447529510, 30895059020]

約数ペア:

[(1, 30895059020), (2, 15447529510), (4, 7723764755), (5, 6179011804), (7, 4413579860), (10, 3089505902), (14, 2206789930), (20, 1544752951), (28, 1103394965), (35, 882715972), (70, 441357986), (140, 220678993), (641, 48198220), (1282, 24099110), (2564, 12049555), (3205, 9639644), (4487, 6885460), (6410, 4819822), (8974, 3442730), (12820, 2409911), (17948, 1721365), (22435, 1377092), (44870, 688546), (89740, 344273)]