7550980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 17256960

約数和(自身を除く): 9705980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 641, 1178, 1282, 2356, 2564, 2945, 3205, 5890, 6410, 11780, 12179, 12820, 19871, 24358, 39742, 48716, 60895, 79484, 99355, 121790, 198710, 243580, 377549, 397420, 755098, 1510196, 1887745, 3775490, 7550980]

約数ペア:

[(1, 7550980), (2, 3775490), (4, 1887745), (5, 1510196), (10, 755098), (19, 397420), (20, 377549), (31, 243580), (38, 198710), (62, 121790), (76, 99355), (95, 79484), (124, 60895), (155, 48716), (190, 39742), (310, 24358), (380, 19871), (589, 12820), (620, 12179), (641, 11780), (1178, 6410), (1282, 5890), (2356, 3205), (2564, 2945)]