27478880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 96

約数和(自身を含む): 76331808

約数和(自身を除く): 48852928

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1201, 1430, 1760, 2080, 2288, 2402, 2860, 4576, 4804, 5720, 6005, 9608, 11440, 12010, 13211, 15613, 19216, 22880, 24020, 26422, 31226, 38432, 48040, 52844, 62452, 66055, 78065, 96080, 105688, 124904, 132110, 156130, 171743, 192160, 211376, 249808, 264220, 312260, 343486, 422752, 499616, 528440, 624520, 686972, 858715, 1056880, 1249040, 1373944, 1717430, 2113760, 2498080, 2747888, 3434860, 5495776, 6869720, 13739440, 27478880]

約数ペア:

[(1, 27478880), (2, 13739440), (4, 6869720), (5, 5495776), (8, 3434860), (10, 2747888), (11, 2498080), (13, 2113760), (16, 1717430), (20, 1373944), (22, 1249040), (26, 1056880), (32, 858715), (40, 686972), (44, 624520), (52, 528440), (55, 499616), (65, 422752), (80, 343486), (88, 312260), (104, 264220), (110, 249808), (130, 211376), (143, 192160), (160, 171743), (176, 156130), (208, 132110), (220, 124904), (260, 105688), (286, 96080), (352, 78065), (416, 66055), (440, 62452), (520, 52844), (572, 48040), (715, 38432), (880, 31226), (1040, 26422), (1144, 24020), (1201, 22880), (1430, 19216), (1760, 15613), (2080, 13211), (2288, 12010), (2402, 11440), (2860, 9608), (4576, 6005), (4804, 5720)]