3518420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4464940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 197, 235, 380, 394, 470, 788, 893, 940, 985, 1786, 1970, 3572, 3743, 3940, 4465, 7486, 8930, 9259, 14972, 17860, 18518, 18715, 37036, 37430, 46295, 74860, 92590, 175921, 185180, 351842, 703684, 879605, 1759210, 3518420]

約数ペア:

[(1, 3518420), (2, 1759210), (4, 879605), (5, 703684), (10, 351842), (19, 185180), (20, 175921), (38, 92590), (47, 74860), (76, 46295), (94, 37430), (95, 37036), (188, 18715), (190, 18518), (197, 17860), (235, 14972), (380, 9259), (394, 8930), (470, 7486), (788, 4465), (893, 3940), (940, 3743), (985, 3572), (1786, 1970)]