20575170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2969}}^1$

素因数の和:3000

約数の個数: 96

約数和(自身を含む): 66718080

約数和(自身を除く): 46142910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 2310, 2969, 3465, 5938, 6930, 8907, 14845, 17814, 20783, 26721, 29690, 32659, 41566, 44535, 53442, 62349, 65318, 89070, 97977, 103915, 124698, 133605, 163295, 187047, 195954, 207830, 228613, 267210, 293931, 311745, 326590, 374094, 457226, 489885, 587862, 623490, 685839, 935235, 979770, 1143065, 1371678, 1469655, 1870470, 2057517, 2286130, 2939310, 3429195, 4115034, 6858390, 10287585, 20575170]

約数ペア:

[(1, 20575170), (2, 10287585), (3, 6858390), (5, 4115034), (6, 3429195), (7, 2939310), (9, 2286130), (10, 2057517), (11, 1870470), (14, 1469655), (15, 1371678), (18, 1143065), (21, 979770), (22, 935235), (30, 685839), (33, 623490), (35, 587862), (42, 489885), (45, 457226), (55, 374094), (63, 326590), (66, 311745), (70, 293931), (77, 267210), (90, 228613), (99, 207830), (105, 195954), (110, 187047), (126, 163295), (154, 133605), (165, 124698), (198, 103915), (210, 97977), (231, 89070), (315, 65318), (330, 62349), (385, 53442), (462, 44535), (495, 41566), (630, 32659), (693, 29690), (770, 26721), (990, 20783), (1155, 17814), (1386, 14845), (2310, 8907), (2969, 6930), (3465, 5938)]