22078740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 63489888

約数和(自身を除く): 41411148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 131, 159, 212, 262, 265, 318, 393, 524, 530, 636, 655, 786, 795, 1060, 1310, 1572, 1590, 1965, 2620, 2809, 3180, 3930, 5618, 6943, 7860, 8427, 11236, 13886, 14045, 16854, 20829, 27772, 28090, 33708, 34715, 41658, 42135, 56180, 69430, 83316, 84270, 104145, 138860, 168540, 208290, 367979, 416580, 735958, 1103937, 1471916, 1839895, 2207874, 3679790, 4415748, 5519685, 7359580, 11039370, 22078740]

約数ペア:

[(1, 22078740), (2, 11039370), (3, 7359580), (4, 5519685), (5, 4415748), (6, 3679790), (10, 2207874), (12, 1839895), (15, 1471916), (20, 1103937), (30, 735958), (53, 416580), (60, 367979), (106, 208290), (131, 168540), (159, 138860), (212, 104145), (262, 84270), (265, 83316), (318, 69430), (393, 56180), (524, 42135), (530, 41658), (636, 34715), (655, 33708), (786, 28090), (795, 27772), (1060, 20829), (1310, 16854), (1572, 14045), (1590, 13886), (1965, 11236), (2620, 8427), (2809, 7860), (3180, 6943), (3930, 5618)]