31461420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2897}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 88609248

約数和(自身を除く): 57147828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 2897, 3620, 5430, 5794, 8691, 10860, 11588, 14485, 17382, 28970, 34764, 43455, 57940, 86910, 173820, 524357, 1048714, 1573071, 2097428, 2621785, 3146142, 5243570, 6292284, 7865355, 10487140, 15730710, 31461420]

約数ペア:

[(1, 31461420), (2, 15730710), (3, 10487140), (4, 7865355), (5, 6292284), (6, 5243570), (10, 3146142), (12, 2621785), (15, 2097428), (20, 1573071), (30, 1048714), (60, 524357), (181, 173820), (362, 86910), (543, 57940), (724, 43455), (905, 34764), (1086, 28970), (1810, 17382), (2172, 14485), (2715, 11588), (2897, 10860), (3620, 8691), (5430, 5794)]