4782890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 10292832

約数和(自身を除く): 5509942

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 227, 245, 301, 430, 454, 490, 602, 1135, 1505, 1589, 2107, 2270, 3010, 3178, 4214, 7945, 9761, 10535, 11123, 15890, 19522, 21070, 22246, 48805, 55615, 68327, 97610, 111230, 136654, 341635, 478289, 683270, 956578, 2391445, 4782890]

約数ペア:

[(1, 4782890), (2, 2391445), (5, 956578), (7, 683270), (10, 478289), (14, 341635), (35, 136654), (43, 111230), (49, 97610), (70, 68327), (86, 55615), (98, 48805), (215, 22246), (227, 21070), (245, 19522), (301, 15890), (430, 11123), (454, 10535), (490, 9761), (602, 7945), (1135, 4214), (1505, 3178), (1589, 3010), (2107, 2270)]