2539768

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 96

約数和(自身を含む): 6566400

約数和(自身を除く): 4026632

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 49, 56, 62, 76, 77, 88, 98, 124, 133, 152, 154, 196, 209, 217, 248, 266, 308, 341, 392, 418, 434, 532, 539, 589, 616, 682, 836, 868, 931, 1064, 1078, 1178, 1364, 1463, 1519, 1672, 1736, 1862, 2156, 2356, 2387, 2728, 2926, 3038, 3724, 4123, 4312, 4712, 4774, 5852, 6076, 6479, 7448, 8246, 9548, 10241, 11704, 12152, 12958, 16492, 16709, 19096, 20482, 25916, 28861, 32984, 33418, 40964, 45353, 51832, 57722, 66836, 81928, 90706, 115444, 133672, 181412, 230888, 317471, 362824, 634942, 1269884, 2539768]

約数ペア:

[(1, 2539768), (2, 1269884), (4, 634942), (7, 362824), (8, 317471), (11, 230888), (14, 181412), (19, 133672), (22, 115444), (28, 90706), (31, 81928), (38, 66836), (44, 57722), (49, 51832), (56, 45353), (62, 40964), (76, 33418), (77, 32984), (88, 28861), (98, 25916), (124, 20482), (133, 19096), (152, 16709), (154, 16492), (196, 12958), (209, 12152), (217, 11704), (248, 10241), (266, 9548), (308, 8246), (341, 7448), (392, 6479), (418, 6076), (434, 5852), (532, 4774), (539, 4712), (589, 4312), (616, 4123), (682, 3724), (836, 3038), (868, 2926), (931, 2728), (1064, 2387), (1078, 2356), (1178, 2156), (1364, 1862), (1463, 1736), (1519, 1672)]