7740920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 19340640

約数和(自身を除く): 11599720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 241, 292, 365, 440, 482, 584, 730, 803, 964, 1205, 1460, 1606, 1928, 2410, 2651, 2920, 3212, 4015, 4820, 5302, 6424, 8030, 9640, 10604, 13255, 16060, 17593, 21208, 26510, 32120, 35186, 53020, 70372, 87965, 106040, 140744, 175930, 193523, 351860, 387046, 703720, 774092, 967615, 1548184, 1935230, 3870460, 7740920]

約数ペア:

[(1, 7740920), (2, 3870460), (4, 1935230), (5, 1548184), (8, 967615), (10, 774092), (11, 703720), (20, 387046), (22, 351860), (40, 193523), (44, 175930), (55, 140744), (73, 106040), (88, 87965), (110, 70372), (146, 53020), (220, 35186), (241, 32120), (292, 26510), (365, 21208), (440, 17593), (482, 16060), (584, 13255), (730, 10604), (803, 9640), (964, 8030), (1205, 6424), (1460, 5302), (1606, 4820), (1928, 4015), (2410, 3212), (2651, 2920)]