29970440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 70061760

約数和(自身を除く): 40091320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 67, 106, 134, 211, 212, 265, 268, 335, 422, 424, 530, 536, 670, 844, 1055, 1060, 1340, 1688, 2110, 2120, 2680, 3551, 4220, 7102, 8440, 11183, 14137, 14204, 17755, 22366, 28274, 28408, 35510, 44732, 55915, 56548, 70685, 71020, 89464, 111830, 113096, 141370, 142040, 223660, 282740, 447320, 565480, 749261, 1498522, 2997044, 3746305, 5994088, 7492610, 14985220, 29970440]

約数ペア:

[(1, 29970440), (2, 14985220), (4, 7492610), (5, 5994088), (8, 3746305), (10, 2997044), (20, 1498522), (40, 749261), (53, 565480), (67, 447320), (106, 282740), (134, 223660), (211, 142040), (212, 141370), (265, 113096), (268, 111830), (335, 89464), (422, 71020), (424, 70685), (530, 56548), (536, 55915), (670, 44732), (844, 35510), (1055, 28408), (1060, 28274), (1340, 22366), (1688, 17755), (2110, 14204), (2120, 14137), (2680, 11183), (3551, 8440), (4220, 7102)]