12841460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 28848960

約数和(自身を除く): 16007500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 211, 340, 358, 422, 716, 844, 895, 1055, 1790, 2110, 3043, 3580, 3587, 4220, 6086, 7174, 12172, 14348, 15215, 17935, 30430, 35870, 37769, 60860, 71740, 75538, 151076, 188845, 377690, 642073, 755380, 1284146, 2568292, 3210365, 6420730, 12841460]

約数ペア:

[(1, 12841460), (2, 6420730), (4, 3210365), (5, 2568292), (10, 1284146), (17, 755380), (20, 642073), (34, 377690), (68, 188845), (85, 151076), (170, 75538), (179, 71740), (211, 60860), (340, 37769), (358, 35870), (422, 30430), (716, 17935), (844, 15215), (895, 14348), (1055, 12172), (1790, 7174), (2110, 6086), (3043, 4220), (3580, 3587)]