17984470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 40317696

約数和(自身を除く): 22333226

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 127, 170, 238, 245, 254, 289, 490, 578, 595, 635, 833, 889, 1190, 1270, 1445, 1666, 1778, 2023, 2159, 2890, 4046, 4165, 4318, 4445, 6223, 8330, 8890, 10115, 10795, 12446, 14161, 15113, 20230, 21590, 28322, 30226, 31115, 36703, 62230, 70805, 73406, 75565, 105791, 141610, 151130, 183515, 211582, 256921, 367030, 513842, 528955, 1057910, 1284605, 1798447, 2569210, 3596894, 8992235, 17984470]

約数ペア:

[(1, 17984470), (2, 8992235), (5, 3596894), (7, 2569210), (10, 1798447), (14, 1284605), (17, 1057910), (34, 528955), (35, 513842), (49, 367030), (70, 256921), (85, 211582), (98, 183515), (119, 151130), (127, 141610), (170, 105791), (238, 75565), (245, 73406), (254, 70805), (289, 62230), (490, 36703), (578, 31115), (595, 30226), (635, 28322), (833, 21590), (889, 20230), (1190, 15113), (1270, 14161), (1445, 12446), (1666, 10795), (1778, 10115), (2023, 8890), (2159, 8330), (2890, 6223), (4046, 4445), (4165, 4318)]