13936940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 31298400

約数和(自身を除く): 17361460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 229, 340, 358, 458, 716, 895, 916, 1145, 1790, 2290, 3043, 3580, 3893, 4580, 6086, 7786, 12172, 15215, 15572, 19465, 30430, 38930, 40991, 60860, 77860, 81982, 163964, 204955, 409910, 696847, 819820, 1393694, 2787388, 3484235, 6968470, 13936940]

約数ペア:

[(1, 13936940), (2, 6968470), (4, 3484235), (5, 2787388), (10, 1393694), (17, 819820), (20, 696847), (34, 409910), (68, 204955), (85, 163964), (170, 81982), (179, 77860), (229, 60860), (340, 40991), (358, 38930), (458, 30430), (716, 19465), (895, 15572), (916, 15215), (1145, 12172), (1790, 7786), (2290, 6086), (3043, 4580), (3580, 3893)]