200939860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 474854688

約数和(自身を除く): 273914828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 605, 860, 946, 1210, 1892, 1931, 2365, 2420, 3862, 4730, 5203, 7724, 9460, 9655, 10406, 19310, 20812, 21241, 26015, 38620, 42482, 52030, 83033, 84964, 104060, 106205, 166066, 212410, 233651, 332132, 415165, 424820, 467302, 830330, 913363, 934604, 1168255, 1660660, 1826726, 2336510, 3653452, 4566815, 4673020, 9133630, 10046993, 18267260, 20093986, 40187972, 50234965, 100469930, 200939860]

約数ペア:

[(1, 200939860), (2, 100469930), (4, 50234965), (5, 40187972), (10, 20093986), (11, 18267260), (20, 10046993), (22, 9133630), (43, 4673020), (44, 4566815), (55, 3653452), (86, 2336510), (110, 1826726), (121, 1660660), (172, 1168255), (215, 934604), (220, 913363), (242, 830330), (430, 467302), (473, 424820), (484, 415165), (605, 332132), (860, 233651), (946, 212410), (1210, 166066), (1892, 106205), (1931, 104060), (2365, 84964), (2420, 83033), (3862, 52030), (4730, 42482), (5203, 38620), (7724, 26015), (9460, 21241), (9655, 20812), (10406, 19310)]