7993040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 20998656

約数和(自身を除く): 13005616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 293, 310, 341, 440, 496, 586, 620, 682, 880, 1172, 1240, 1364, 1465, 1705, 2344, 2480, 2728, 2930, 3223, 3410, 4688, 5456, 5860, 6446, 6820, 9083, 11720, 12892, 13640, 16115, 18166, 23440, 25784, 27280, 32230, 36332, 45415, 51568, 64460, 72664, 90830, 99913, 128920, 145328, 181660, 199826, 257840, 363320, 399652, 499565, 726640, 799304, 999130, 1598608, 1998260, 3996520, 7993040]

約数ペア:

[(1, 7993040), (2, 3996520), (4, 1998260), (5, 1598608), (8, 999130), (10, 799304), (11, 726640), (16, 499565), (20, 399652), (22, 363320), (31, 257840), (40, 199826), (44, 181660), (55, 145328), (62, 128920), (80, 99913), (88, 90830), (110, 72664), (124, 64460), (155, 51568), (176, 45415), (220, 36332), (248, 32230), (293, 27280), (310, 25784), (341, 23440), (440, 18166), (496, 16115), (586, 13640), (620, 12892), (682, 11720), (880, 9083), (1172, 6820), (1240, 6446), (1364, 5860), (1465, 5456), (1705, 4688), (2344, 3410), (2480, 3223), (2728, 2930)]