20079504

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 60933600

約数和(自身を除く): 40854096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 41, 48, 57, 72, 76, 82, 114, 123, 144, 152, 164, 171, 179, 228, 246, 304, 328, 342, 358, 369, 456, 492, 537, 656, 684, 716, 738, 779, 912, 984, 1074, 1368, 1432, 1476, 1558, 1611, 1968, 2148, 2337, 2736, 2864, 2952, 3116, 3222, 3401, 4296, 4674, 5904, 6232, 6444, 6802, 7011, 7339, 8592, 9348, 10203, 12464, 12888, 13604, 14022, 14678, 18696, 20406, 22017, 25776, 27208, 28044, 29356, 30609, 37392, 40812, 44034, 54416, 56088, 58712, 61218, 66051, 81624, 88068, 112176, 117424, 122436, 132102, 139441, 163248, 176136, 244872, 264204, 278882, 352272, 418323, 489744, 528408, 557764, 836646, 1056816, 1115528, 1254969, 1673292, 2231056, 2509938, 3346584, 5019876, 6693168, 10039752, 20079504]

約数ペア:

[(1, 20079504), (2, 10039752), (3, 6693168), (4, 5019876), (6, 3346584), (8, 2509938), (9, 2231056), (12, 1673292), (16, 1254969), (18, 1115528), (19, 1056816), (24, 836646), (36, 557764), (38, 528408), (41, 489744), (48, 418323), (57, 352272), (72, 278882), (76, 264204), (82, 244872), (114, 176136), (123, 163248), (144, 139441), (152, 132102), (164, 122436), (171, 117424), (179, 112176), (228, 88068), (246, 81624), (304, 66051), (328, 61218), (342, 58712), (358, 56088), (369, 54416), (456, 44034), (492, 40812), (537, 37392), (656, 30609), (684, 29356), (716, 28044), (738, 27208), (779, 25776), (912, 22017), (984, 20406), (1074, 18696), (1368, 14678), (1432, 14022), (1476, 13604), (1558, 12888), (1611, 12464), (1968, 10203), (2148, 9348), (2337, 8592), (2736, 7339), (2864, 7011), (2952, 6802), (3116, 6444), (3222, 6232), (3401, 5904), (4296, 4674)]