20922571010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{421741}}^1$

素因数の和:421811

約数の個数: 48

約数和(自身を含む): 42405314616

約数和(自身を除く): 21482743606

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 121, 205, 242, 410, 451, 605, 902, 1210, 2255, 4510, 4961, 9922, 24805, 49610, 421741, 843482, 2108705, 4217410, 4639151, 9278302, 17291381, 23195755, 34582762, 46391510, 51030661, 86456905, 102061322, 172913810, 190205191, 255153305, 380410382, 510306610, 951025955, 1902051910, 2092257101, 4184514202, 10461285505, 20922571010]

約数ペア:

[(1, 20922571010), (2, 10461285505), (5, 4184514202), (10, 2092257101), (11, 1902051910), (22, 951025955), (41, 510306610), (55, 380410382), (82, 255153305), (110, 190205191), (121, 172913810), (205, 102061322), (242, 86456905), (410, 51030661), (451, 46391510), (605, 34582762), (902, 23195755), (1210, 17291381), (2255, 9278302), (4510, 4639151), (4961, 4217410), (9922, 2108705), (24805, 843482), (49610, 421741)]