3141580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 7295904

約数和(自身を除く): 4154324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 281, 430, 559, 562, 860, 1118, 1124, 1405, 2236, 2795, 2810, 3653, 5590, 5620, 7306, 11180, 12083, 14612, 18265, 24166, 36530, 48332, 60415, 73060, 120830, 157079, 241660, 314158, 628316, 785395, 1570790, 3141580]

約数ペア:

[(1, 3141580), (2, 1570790), (4, 785395), (5, 628316), (10, 314158), (13, 241660), (20, 157079), (26, 120830), (43, 73060), (52, 60415), (65, 48332), (86, 36530), (130, 24166), (172, 18265), (215, 14612), (260, 12083), (281, 11180), (430, 7306), (559, 5620), (562, 5590), (860, 3653), (1118, 2810), (1124, 2795), (1405, 2236)]