19465880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3659}}^1$

素因数の和:3696

約数の個数: 64

約数和(自身を含む): 52704000

約数和(自身を除く): 33238120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3659, 5320, 7318, 14636, 18295, 25613, 29272, 36590, 51226, 69521, 73180, 102452, 128065, 139042, 146360, 204904, 256130, 278084, 347605, 486647, 512260, 556168, 695210, 973294, 1024520, 1390420, 1946588, 2433235, 2780840, 3893176, 4866470, 9732940, 19465880]

約数ペア:

[(1, 19465880), (2, 9732940), (4, 4866470), (5, 3893176), (7, 2780840), (8, 2433235), (10, 1946588), (14, 1390420), (19, 1024520), (20, 973294), (28, 695210), (35, 556168), (38, 512260), (40, 486647), (56, 347605), (70, 278084), (76, 256130), (95, 204904), (133, 146360), (140, 139042), (152, 128065), (190, 102452), (266, 73180), (280, 69521), (380, 51226), (532, 36590), (665, 29272), (760, 25613), (1064, 18295), (1330, 14636), (2660, 7318), (3659, 5320)]