180870404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1747}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 374127936

約数和(自身を除く): 193257532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 181, 286, 362, 572, 724, 1747, 1991, 2353, 3494, 3982, 4706, 6988, 7964, 9412, 19217, 22711, 25883, 38434, 45422, 51766, 76868, 90844, 103532, 249821, 316207, 499642, 632414, 999284, 1264828, 3478277, 4110691, 6956554, 8221382, 13913108, 16442764, 45217601, 90435202, 180870404]

約数ペア:

[(1, 180870404), (2, 90435202), (4, 45217601), (11, 16442764), (13, 13913108), (22, 8221382), (26, 6956554), (44, 4110691), (52, 3478277), (143, 1264828), (181, 999284), (286, 632414), (362, 499642), (572, 316207), (724, 249821), (1747, 103532), (1991, 90844), (2353, 76868), (3494, 51766), (3982, 45422), (4706, 38434), (6988, 25883), (7964, 22711), (9412, 19217)]