2017739960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1245

約数の個数: 128

約数和(自身を含む): 5007744000

約数和(自身を除く): 2990004040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 83, 95, 116, 145, 152, 166, 190, 232, 290, 332, 380, 415, 551, 580, 664, 760, 830, 1102, 1103, 1160, 1577, 1660, 2204, 2206, 2407, 2755, 3154, 3320, 4408, 4412, 4814, 5510, 5515, 6308, 7885, 8824, 9628, 11020, 11030, 12035, 12616, 15770, 19256, 20957, 22040, 22060, 24070, 31540, 31987, 41914, 44120, 45733, 48140, 63080, 63974, 83828, 91466, 91549, 96280, 104785, 127948, 159935, 167656, 182932, 183098, 209570, 228665, 255896, 319870, 365864, 366196, 419140, 457330, 457745, 607753, 639740, 732392, 838280, 914660, 915490, 1215506, 1279480, 1739431, 1829320, 1830980, 2431012, 2654921, 3038765, 3478862, 3661960, 4862024, 5309842, 6077530, 6957724, 8697155, 10619684, 12155060, 13274605, 13915448, 17394310, 21239368, 24310120, 26549210, 34788620, 50443499, 53098420, 69577240, 100886998, 106196840, 201773996, 252217495, 403547992, 504434990, 1008869980, 2017739960]

約数ペア:

[(1, 2017739960), (2, 1008869980), (4, 504434990), (5, 403547992), (8, 252217495), (10, 201773996), (19, 106196840), (20, 100886998), (29, 69577240), (38, 53098420), (40, 50443499), (58, 34788620), (76, 26549210), (83, 24310120), (95, 21239368), (116, 17394310), (145, 13915448), (152, 13274605), (166, 12155060), (190, 10619684), (232, 8697155), (290, 6957724), (332, 6077530), (380, 5309842), (415, 4862024), (551, 3661960), (580, 3478862), (664, 3038765), (760, 2654921), (830, 2431012), (1102, 1830980), (1103, 1829320), (1160, 1739431), (1577, 1279480), (1660, 1215506), (2204, 915490), (2206, 914660), (2407, 838280), (2755, 732392), (3154, 639740), (3320, 607753), (4408, 457745), (4412, 457330), (4814, 419140), (5510, 366196), (5515, 365864), (6308, 319870), (7885, 255896), (8824, 228665), (9628, 209570), (11020, 183098), (11030, 182932), (12035, 167656), (12616, 159935), (15770, 127948), (19256, 104785), (20957, 96280), (22040, 91549), (22060, 91466), (24070, 83828), (31540, 63974), (31987, 63080), (41914, 48140), (44120, 45733)]