27709220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 76446720

約数和(自身を除く): 48737500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 665, 770, 836, 947, 1045, 1330, 1463, 1540, 1894, 2090, 2660, 2926, 3788, 4180, 4735, 5852, 6629, 7315, 9470, 10417, 13258, 14630, 17993, 18940, 20834, 26516, 29260, 33145, 35986, 41668, 52085, 66290, 71972, 72919, 89965, 104170, 125951, 132580, 145838, 179930, 197923, 208340, 251902, 291676, 359860, 364595, 395846, 503804, 629755, 729190, 791692, 989615, 1259510, 1385461, 1458380, 1979230, 2519020, 2770922, 3958460, 5541844, 6927305, 13854610, 27709220]

約数ペア:

[(1, 27709220), (2, 13854610), (4, 6927305), (5, 5541844), (7, 3958460), (10, 2770922), (11, 2519020), (14, 1979230), (19, 1458380), (20, 1385461), (22, 1259510), (28, 989615), (35, 791692), (38, 729190), (44, 629755), (55, 503804), (70, 395846), (76, 364595), (77, 359860), (95, 291676), (110, 251902), (133, 208340), (140, 197923), (154, 179930), (190, 145838), (209, 132580), (220, 125951), (266, 104170), (308, 89965), (380, 72919), (385, 71972), (418, 66290), (532, 52085), (665, 41668), (770, 35986), (836, 33145), (947, 29260), (1045, 26516), (1330, 20834), (1463, 18940), (1540, 17993), (1894, 14630), (2090, 13258), (2660, 10417), (2926, 9470), (3788, 7315), (4180, 6629), (4735, 5852)]