413080520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1481}}^1$

素因数の和:1878

約数の個数: 64

約数和(自身を含む): 981676800

約数和(自身を除く): 568596280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 367, 380, 734, 760, 1468, 1481, 1835, 2936, 2962, 3670, 5924, 6973, 7340, 7405, 11848, 13946, 14680, 14810, 27892, 28139, 29620, 34865, 55784, 56278, 59240, 69730, 112556, 139460, 140695, 225112, 278920, 281390, 543527, 562780, 1087054, 1125560, 2174108, 2717635, 4348216, 5435270, 10327013, 10870540, 20654026, 21741080, 41308052, 51635065, 82616104, 103270130, 206540260, 413080520]

約数ペア:

[(1, 413080520), (2, 206540260), (4, 103270130), (5, 82616104), (8, 51635065), (10, 41308052), (19, 21741080), (20, 20654026), (38, 10870540), (40, 10327013), (76, 5435270), (95, 4348216), (152, 2717635), (190, 2174108), (367, 1125560), (380, 1087054), (734, 562780), (760, 543527), (1468, 281390), (1481, 278920), (1835, 225112), (2936, 140695), (2962, 139460), (3670, 112556), (5924, 69730), (6973, 59240), (7340, 56278), (7405, 55784), (11848, 34865), (13946, 29620), (14680, 28139), (14810, 27892)]