29851240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 71228160

約数和(自身を除く): 41376920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 457, 460, 568, 710, 914, 920, 1420, 1633, 1828, 2285, 2840, 3266, 3656, 4570, 6532, 8165, 9140, 10511, 13064, 16330, 18280, 21022, 32447, 32660, 42044, 52555, 64894, 65320, 84088, 105110, 129788, 162235, 210220, 259576, 324470, 420440, 648940, 746281, 1297880, 1492562, 2985124, 3731405, 5970248, 7462810, 14925620, 29851240]

約数ペア:

[(1, 29851240), (2, 14925620), (4, 7462810), (5, 5970248), (8, 3731405), (10, 2985124), (20, 1492562), (23, 1297880), (40, 746281), (46, 648940), (71, 420440), (92, 324470), (115, 259576), (142, 210220), (184, 162235), (230, 129788), (284, 105110), (355, 84088), (457, 65320), (460, 64894), (568, 52555), (710, 42044), (914, 32660), (920, 32447), (1420, 21022), (1633, 18280), (1828, 16330), (2285, 13064), (2840, 10511), (3266, 9140), (3656, 8165), (4570, 6532)]