47574140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 102194400

約数和(自身を除く): 54620260

約数列:

[1, 2, 4, 5, 10, 20, 109, 139, 157, 218, 278, 314, 436, 545, 556, 628, 695, 785, 1090, 1390, 1570, 2180, 2780, 3140, 15151, 17113, 21823, 30302, 34226, 43646, 60604, 68452, 75755, 85565, 87292, 109115, 151510, 171130, 218230, 303020, 342260, 436460, 2378707, 4757414, 9514828, 11893535, 23787070, 47574140]

約数ペア:

[(1, 47574140), (2, 23787070), (4, 11893535), (5, 9514828), (10, 4757414), (20, 2378707), (109, 436460), (139, 342260), (157, 303020), (218, 218230), (278, 171130), (314, 151510), (436, 109115), (545, 87292), (556, 85565), (628, 75755), (695, 68452), (785, 60604), (1090, 43646), (1390, 34226), (1570, 30302), (2180, 21823), (2780, 17113), (3140, 15151)]