18070347820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1633847}}^1$

素因数の和:1633942

約数の個数: 48

約数和(自身を含む): 43917834240

約数和(自身を除く): 25847486420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 1633847, 3267694, 6535388, 8169235, 11436929, 16338470, 22873858, 32676940, 45747716, 57184645, 114369290, 129073913, 228738580, 258147826, 516295652, 645369565, 903517391, 1290739130, 1807034782, 2581478260, 3614069564, 4517586955, 9035173910, 18070347820]

約数ペア:

[(1, 18070347820), (2, 9035173910), (4, 4517586955), (5, 3614069564), (7, 2581478260), (10, 1807034782), (14, 1290739130), (20, 903517391), (28, 645369565), (35, 516295652), (70, 258147826), (79, 228738580), (140, 129073913), (158, 114369290), (316, 57184645), (395, 45747716), (553, 32676940), (790, 22873858), (1106, 16338470), (1580, 11436929), (2212, 8169235), (2765, 6535388), (5530, 3267694), (11060, 1633847)]