38839990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 88879680

約数和(自身を除く): 50039690

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 53, 58, 70, 95, 106, 133, 145, 190, 203, 265, 266, 290, 361, 371, 406, 530, 551, 665, 722, 742, 1007, 1015, 1102, 1330, 1537, 1805, 1855, 2014, 2030, 2527, 2755, 3074, 3610, 3710, 3857, 5035, 5054, 5510, 7049, 7685, 7714, 10070, 10469, 10759, 12635, 14098, 15370, 19133, 19285, 20938, 21518, 25270, 29203, 35245, 38266, 38570, 52345, 53795, 58406, 70490, 73283, 95665, 104690, 107590, 133931, 146015, 146566, 191330, 204421, 267862, 292030, 366415, 408842, 554857, 669655, 732830, 1022105, 1109714, 1339310, 2044210, 2774285, 3883999, 5548570, 7767998, 19419995, 38839990]

約数ペア:

[(1, 38839990), (2, 19419995), (5, 7767998), (7, 5548570), (10, 3883999), (14, 2774285), (19, 2044210), (29, 1339310), (35, 1109714), (38, 1022105), (53, 732830), (58, 669655), (70, 554857), (95, 408842), (106, 366415), (133, 292030), (145, 267862), (190, 204421), (203, 191330), (265, 146566), (266, 146015), (290, 133931), (361, 107590), (371, 104690), (406, 95665), (530, 73283), (551, 70490), (665, 58406), (722, 53795), (742, 52345), (1007, 38570), (1015, 38266), (1102, 35245), (1330, 29203), (1537, 25270), (1805, 21518), (1855, 20938), (2014, 19285), (2030, 19133), (2527, 15370), (2755, 14098), (3074, 12635), (3610, 10759), (3710, 10469), (3857, 10070), (5035, 7714), (5054, 7685), (5510, 7049)]