20022210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 56936880

約数和(自身を除く): 36914670

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 109, 117, 130, 157, 195, 218, 234, 314, 327, 390, 471, 545, 585, 654, 785, 942, 981, 1090, 1170, 1413, 1417, 1570, 1635, 1962, 2041, 2355, 2826, 2834, 3270, 4082, 4251, 4710, 4905, 6123, 7065, 7085, 8502, 9810, 10205, 12246, 12753, 14130, 14170, 17113, 18369, 20410, 21255, 25506, 30615, 34226, 36738, 42510, 51339, 61230, 63765, 85565, 91845, 102678, 127530, 154017, 171130, 183690, 222469, 256695, 308034, 444938, 513390, 667407, 770085, 1112345, 1334814, 1540170, 2002221, 2224690, 3337035, 4004442, 6674070, 10011105, 20022210]

約数ペア:

[(1, 20022210), (2, 10011105), (3, 6674070), (5, 4004442), (6, 3337035), (9, 2224690), (10, 2002221), (13, 1540170), (15, 1334814), (18, 1112345), (26, 770085), (30, 667407), (39, 513390), (45, 444938), (65, 308034), (78, 256695), (90, 222469), (109, 183690), (117, 171130), (130, 154017), (157, 127530), (195, 102678), (218, 91845), (234, 85565), (314, 63765), (327, 61230), (390, 51339), (471, 42510), (545, 36738), (585, 34226), (654, 30615), (785, 25506), (942, 21255), (981, 20410), (1090, 18369), (1170, 17113), (1413, 14170), (1417, 14130), (1570, 12753), (1635, 12246), (1962, 10205), (2041, 9810), (2355, 8502), (2826, 7085), (2834, 7065), (3270, 6123), (4082, 4905), (4251, 4710)]